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April
  • April financial report of Pasadena Chapter of Federal Union. [Filed under AHP: Federal Union, Pasadena Chapter: Box # 5.007, Folder 7.1]
  • Bank statement from Bank of America: account balance: $285.20 [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Federal Union World, Vol 3 No 4, front page article “Why our ‘Now' Means NOW!: An Editorial” [Filed under AHP: Federal Union, Inc.: Box # 5.005, Folder 5.2]
  • Magazine Article: “Personalities in the News of the Month”, Think, April 1941. [Filed under LP Scrapbooks, 1941-1945: Box #6.004, Folder 4.5]
  • Notice from National office of Federal Union to Clark B. Millikan, Pasadena Chapter of Federal Union, RE: informs of the dues that have come from the Pasadena Chapter for March. [Filed under AHP: Federal Union, Pasadena Chapter: Box # 5.006, Folder 6.5]
  • Western Federal Unionist, Vol 2 No 2. April-May. [Filed under Publications re: Union Now/Federal Union, Inc., 1940-1941: Box # 5.009, Folder 9.3]

April 1
  • Letter from James T. Priestley, M. D., Mayo Foundation, University of Minnesota to LP RE: writes in absence of Dr. Balfour his disappointment in learning that LP would not be able to give a lecture and the Mayo Foundation as planned and hopes that he may be able to later in the year. Also wishes LP a complete recovery. [Filed under LP Correspondence: Box #312.6, file: (P: Correspondence, 1941)]
  • Letter from William Lacey to R.H. Clark RE: Informs him that they have no suitable candidates for the assistant professorship in chemical engineering at this time. [Letter from Clark to LP March 27, 1941] [Filed under LP Correspondence Box: #74.9, file:(C: Correspondence, 1941)]
  • Letter from unknown (unsigned) to Hobert A. Waring, RE: encloses one dollar and one associate membership card for Miss Flora McIntyre. [Filed under AHP: Federal Union, Pasadena Chapter: Box # 5.006, Folder 6.5]
  • Writes cheque to "Beulah Thomas," $30.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Mrs. Arthur Stosick," $10.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]

April 2
  • Lecture notes for Freshman Chemistry Lecture 1: Nature of Qualitative Analysis (Given by Schaffer) [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Letter from F. O. Rice, Head of Chemistry Dept., Catholic University of America, to LP RE: Sends a report of the changes at the Catholic University of America sine September 1938. Includes a four page report entitled “Report of the Chemistry Department of the Catholic University,” by F. O. Rice, March 1941. [Letter from LP to Prof. F. O. Rice April 11, 1941] [Filed under LP Correspondence: #340.6]
  • Letter from Francis O. Schmitt, Dept. of Zoology, Washington University, to LP RE: Asks LP to recommend someone to fill a position which will soon open. States he is going to work at M.I.T. and describes some of the equipment available there. Describes the kind of man they are hoping to hire. States the Dr. Palmer is transferring to a Regional Laboratory. [Letter from LP to Prof. Francis O. Schmitt April 16, 1941] [Filed under LP Correspondence: #357.9]
  • Letter from Prof. James Franck, Department of Chemistry, University of Chicago, to LP RE: Regrets that he was unable to see LP while in Pasadena. Hopes his health has improved. [Filed under LP Correspondence: Box #120.12, file:(Franck, James)]

April 3
  • Letter from Fred E. Wright, Home Secretary, National Academy of Sciences, to LP. RE: Confirms that LP has been elected Chairman of the Chemistry Section. Informs him of the principle duties of the Chairman. Encloses parts of the Constitution and By-laws. [Filed under LP Science: National Academy of Sciences, 1939-1944: Box #14.018 Folder #18.2]
  • Note from T. Takemine, Mt. Wilson Observatory, to LP RE: Thanks LP for his willingness to correspond with Mr. S. Yamaguchi in Tokyo. Asks if he and LP could set up an appointment to meet and discuss a few of his questions regarding molecular absorption spectra. [Notes from T. Takemine to LP March 14, 1941, April 21, 1941] [Filed under LP Correspondence: #410.6]

April 4
  • Letter from LP to Prof. Charles P. Smyth, Chemistry Laboratory, Princeton University, RE: Writes on behalf of Richard M. Noyes, son of Prof. W. A. Noyes at Harvard, who is seeking an appointment as Assistant Professor. Describes Noyes' education and work history. [Filed under LP Correspondence: Box #279.2, file:(Noyes, Richard N.)]
  • Letter from Paul Emmett, School of Engineering, Johns Hopkins University, to LP RE: Regrets to hear from AHP that LP has been sick in bed and hopes he feels better soon. Adds that he understands if LP decides not to attend the Hopkins Conference this summer. Asks LP to stop by again if he is near Baltimore. [Letters from Emmett to LP March 10, 1941, March 14, 1941; from LP to Emmett April 11, 1941] [Filed under LP Correspondence: Box #109.1, file:(Emmett, Paul, 1937-1959, 1977-1982)]
  • Letter from Prof. W.A. Noyes, Noyes Chemical Laboratory, University of Illinois, to LP, Dr. Lind, and Dr. Fieser, RE: Requests they vote on the inclusion of Turner and Abramson's manuscript “The Electrophoresis of Proteins and the Electrical Charge of Cell Surfaces.” Encloses related correspondence with Abramson and Prof. Clark. [Filed under LP Correspondence: Box #279.4, file:(Noyes, W. A. 1938-1941)]
  • Supplement from the National Defense Research Committee. RE: Revised requirements governing submission of vouchers. [Report March 22, 1941, Supplement #2 April 7, 1941] [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.1]
  • Writes cheque to "American Trust Company," $50.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]

April 5
  • Letter from Prof. W. A. Noyes, Noyes Chemical Laboratory, University of Illinois, to LP, Dr. Lind, and Dr. Clark, RE: Requests the vote on the publication of the manuscript “Isomerization of Pure Hydrocarbons” by Egloff et al in the Monograph Series. Encloses related correspondence from Marvel and mentions Marvel and Fieser's favorable opinions. [Filed under LP Correspondence: Box #279.4, file:(Noyes, W. A. 1938-1941)]
  • Report on the “Further Observations on Riboflavin as a Food Factor in Economy of Food Utilization.” By Barnett Sure, Department of Agricultural Chemistry, University of Arkansas. [Filed under LP Science: Orthomolecular medicine materials related to vitamin B2, 1938-1976: BOx #11.068 Folder #68.1]

April 7
  • Encloses application materials. Extends congratulations on the Nichols Medal. [Letter from LP to Lightbody June 12, 1941] [Filed under LP Correspondence: Box #230.7, file:(L: Correspondence, 1941)]
  • Letter from Barbara Rowlaud, Order Department, to Mrs. Theodore Dunham, Pasadena Chapter of Federal Union, RE: informs that only 50 copies could be sent of “The American Century” instead of the requested 100. [Filed under AHP: Federal Union, Pasadena Chapter: Box # 5.006, Folder 6.5]
  • Letter from Dr. Howard D. Lightbody, Acting Director, Western Regional Research Laboratory, U.S. Department of Agriculture, to LP RE: Requests LP communicate his acceptance of the appointment as Consultant with the Laboratory. Goes on to explain the duties and remuneration.
  • Letter from Jeanne Auge to LP RE: Asks LP if he has any suggestions as to who should replace Dr. Mason. [Letter from LP to Jeanne Auge April 11, 1941] [Filed under California Institute of Technology: Materials re: Division of Chemistry and Chemical Engineering, 1933-1963, No Date: Box #1.024, Folder 24.9]
  • Newspaper Clipping: “Court Decision Bans U of C Loyalty Oath”, The Honolulu Advertiser, April 7, 1941. [Filed under LP Biographical: Academic Freedom — Loyalty Oaths at the University of California, 1941-1961: Box #2.033, Folder 33.1]
  • Note from P. Swings, Yerkes Observatory, University of Chicago, to LP RE: Asks for Caltech's recent reprints on molecular structure or spectroscopy. States he would like to send these reprints to his collaborators in Belgium. [Letter from LP to Prof. P. Swings April 11, 1941] [Filed under LP Correspondence: (S: Correspondence, 1941), #377.11]
  • Supplement from the National Defense Research Committee. RE: Revised requirements governing submission of vouchers. [Report March 22, 1941, Supplement #1 April 4, 1941] [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.1]

April 8
  • Postcard from Dr. Samuel Bukantz to LP RE: Requests article reprint. "Note in pencil: 'Sent 4/12/41 JR'" [Filed under LP Correspondence: Box #37.8, file:(B: Correspondence, 1941)]

April 9
  • Lecture notes for Freshman Chemistry Lecture: Stability and solubility of precipitates; formation of soluble complexes. (Given by Shaffer) [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Newspaper Clipping: “UC Loyalty Oath Declared Invalid”, Los Angeles Examiner, April 9, 1941. [Filed under LP Biographical: Academic Freedom — Loyalty Oaths at the University of California, 1941-1961: Box #2.033, Folder 33.2]
  • Record of LP's diet while ill with nephritis. Breakfast: 2 eggs, ½ grapefruit, 1 T sugar, 2 sl salt-free whole wheat bread, 1 sq salt free butter, 2 T marmalade / Lunch: 1/4 sm head lettuce, 1 tomato, 1 c milk, 1 m banana, 1 T sugar, ½ c cream (20%) / Dinner: 1/4 c string beans, 1 ½ c egg nog, 10 raisins [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 10
  • Letter from E. G. Moberg, Scripps Institution of Oceanography, University of California, to Department of Chemistry, Cal Tech, RE: Informs them of a research assistantship in chemical oceanography. Describes position requirements and encloses related flier. [Filed under LP Correspondence: Box #255.8, file:(M: Correspondence, 1941)]
  • Letter from J. Norton Wilson, Cal Tech, to Arthur B. Lamb, Editor, JACS, RE: Sends comments on H.S. Frank's manuscript entitled “Local Dielectric Constant and Solute Activity” which he reviewed on LP's behalf. [Filed under LP Correspondence: Box #191.1, file:(Journal of the American Chemical Society)]
  • Letter from John I. Lameds [?], Secretary, Board of Trustees, University of Chicago, to LP RE: States that the Board of Trustees has appointed LP as a visiting professor for the first term of the summer quarter. Asks LP to sign and return a form if he is willing to accept. [Filed under LP Correspondence: (S: Correspondence, 1941), #377.11]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 2 sl bread, 1 sq butter, 6 T honey (quince), 2 T cream (20%) / Lunch: 1 ½ c egg nog, 1 orange / Dinner: 1 ½ c egg nog, 1 carrot, 1 baked potato, 1 sq butter, 6 walnuts, 12 (large) dates, 1 t sugar (powdered) [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 11

April 12
  • Letter from Dr. William Boyd to LP RE: Sends copy of manuscript and asks for comments. Requests reprint of the paper with Campbell and Pressman. [Letter from LP to Boyd April 16, 1941] [Filed under LP Correspondence: Box #29.3, file:(Boyd, William C., 1939-1945, 1956-1960)]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 c grapefruit juice, 6 pancakes, 1 sq butter, 2 T syrup, 1 T cream (20%) / Lunch: 3 T cottage cheese, 1 3/4 c chocolate milk, 1/4 head lettuce, 1 m cucumber, 1 chocolate bar, 1 orange, 1 T oil / Dinner: 3/4 c baked beans, 2 bananas, 1/4 c cream (30%), ½ sq butter, tea [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 13
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 1 shredded wheat, 2 t sugar, 1 c cream (20%), 1 c coffee / Lunch: ½ m avocado, 1 m (raw) tomato, lettuce, 1 wh egg, 1 c gelatin and cream, 2 water biscuits, ½ sl butter, 1 chocolate bar / Dinner: 2 wh eggs, 1 c milk, 1 T cheese, 1 m banana, 1 t sugar, 2 T cream (30%) [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 14
  • Letter from Colin G. Fink, Head, Division of Electrochemistry, Columbia University, and Temporary Chairman, American Committee of Chemists and Engineers to aid Greece, to LP RE: Requests LP serve on the committee, as his endorsement will add weight to their cause. [Letter from LP to Fink April 21, 1941] [Filed under LP Correspondence: Box #128.7, file:(F: Correspondence, 1941)]
  • Letter from Dr. Maurice L. Huggins, Chairman, National Research Council, Committee on X-ray and Electron Diffraction, to LP RE: Sends a questionnaire regarding the formation of a national society on X-ray and Electron Diffraction, with it's own conferences and journals. (Note under text: “Dear Linus: I am especially anxious to have your comments and suggestions. Best regards to you all - Maury.”) [Letter from LP to Huggins April 21, 1941] [Filed under LP Correspondence: Box #162.13, file:(Huggins, Maurice L., 1927-1941)]
  • Letter from H. I. Schlesinger, Dept. of Chemistry, University of Chicago, to LP RE: Writes regarding housing for LP for when he comes to teach at the University of Chicago for a month this summer. States that the Housing Bureau will be writing to LP about housing. Hopes LP has recovered from his illness. [Letters from H. I. Schlesinger to LP January 27, 1941, from LP to Prof. H. I. Schlesinger April 18, 1941] [Filed under LP Correspondence: #357.7]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 c pineapple, 6 hotcakes, 1 sq butter, 5 T syrup, 1/4 c cream (20%), 1 c coffee / Lunch: 2 eggs, 1 carrot, 1/4 c gelatine, 1/4 c cream, tea, chocolate bar / Dinner: 1 c milk, 1 potato, ½ c cauliflower, 1/4 c breadcrumbs, 1 piece sponge-cake, 4 T cream, 2 whole peaches, 2 sq butter, 1 orange [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 15
  • Freshman Chemistry Quiz, 3 questions, 30 minutes. [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Letter from Arthur B. Lamb, Editor, JACS, to LP RE: Sends a supplementary manuscript by Mulliken for consideration. [Letter from LP to Lamb April 24, 1941] [Filed under LP Correspondence: Box #191.1, file:(Journal of the American Chemical SocietyLetter from Ross G. Harrison, Secretary, Fellowship Board in the Natural Sciences to LP RE: encloses copy of a letter to Dr. Millikan. Will be grateful if LP will inform whether the arrangements as outlined are satisfactory. [Letter from LP to Gordy April 11, 1941, Letter from Harrison to Millikan April 18, 1941] [Filed under LP Biographical: Academia: Box 1.017, Folder 17.3]
  • Letter from LP to Dr. Harris M. Chadwell, National Defense Research Committee. RE: Informs him that the illness from which he is suffering is glomerlular nephritis. Informs him that he could visit Washington in July for a few days. Informs him of Sturdivant's usefulness. [Filed under LP Science: Assorted LP War Work, 1940-1946: Box #13.006 Folder #6.1]
  • Letter from LP to Dr. Roger Adams, National Academy of Science. RE: Shall include McBain on the October list. Hopes his absence from the meeting will not cause any difficulty regarding his election as chairman. [Filed under LP Science: National Academy of Sciences, 1939-1944: Box #14.018 Folder #18.2]
  • Letter from LP to Henry Allen Moe, John Simon Guggenheim Memorial Foundation. RE: Returns the books he borrowed from him. Informs him that his health is improving everyday. [Filed under LP Science: John Simon Guggenheim Memorial Foundation, 1925-1945: Box #14.013 Folder #13.7]
  • Letter from LP to Professor W. H. Taliaferro RE: LP explains that unless some unexpected obstacles he will be glad to take part in the planned immunological symposium in September. LP suggests that the title of his paper be “Recent Experimental And Theoretical Work on the Structure and Properties of Antibodies.” [Filed under: LP Speeches, 1941s.4]
  • Letter from Roger Adams, University of Illinois, to LP. RE: Sorry to hear that he is unwell. Is glad to serve in his place at the Academy meeting. [Filed under LP Science: National Academy of Sciences, 1939-1944: Box #14.018 Folder #18.2]
  • Letter from Ross G. Harrison, Secretary, Fellowship Board in the Natural Sciences to Dr. Robert A. Millikan, Chairman of the Executive Council, RE: informs that Walter Gordy and Morton Henry Kanner will be conducting their National Research Fellowship activities at Caltech. [Letter from Harrison to LP April 18, 1941] [Letter from Gordy to LP April 25, 1941] [Filed under LP Biographical: Academia: Box 1.017, Folder 17.3]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 2 shredded wheat, 2 t sugar, 1 sq butter, ½ c cream (20%), 1 c coffee / Lunch: ½ avocado, ½ m grapefruit, 1 water biscuit, 3 T cottage cheese, 1 piece sponge cake, ½ c cream (40%), 1 chocolate bar / Dinner: 1 egg, 2 m beets, 2/3 c cabbage (raw), 7/8 c milk, 1 peach [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]
  • Writes cheque to "Helms Bakeries," $2.64. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Katherine N. Metcalf," $11.95. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Lane and Stanford University Hospitals," $10.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Leon U. Metcalf," $3.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Mira Loma Water Co.," $3.90. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Pasadena Chemical Laboratory," $3.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Rio Grande Oil Inc.," $11.79. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Sanitary Laundry Co.," $14.25. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "T.W. Mather Co.," $26.17. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]

April 16

April 17
  • Letter from W. V. Houston, Acting Dean of the Graduate School, Caltech to Professor R. G. Dickinson, Caltech RE: suggests that Dickinson investigate the draft status of each man who has been appointed as a graduate assistant or teaching fellow, in order that they may ask for deferred classification for everybody who is to be depended on for teaching. [Filed under LP Biographical: Academia: Box 1.018, Folder 18.4]
  • Record of LP's diet while ill with nephritis. Breakfast, ½ c grapefruit juice, 2 shredded wheat, 1 sq butter, 4 t sugar, ½ c milk, ½ c cream (20%) / Lunch: 2 eggs, 1 tomato 1 water biscuit, ½ c apple sauce, 1/4 c cream (40%) 1 chocolate bar / Dinner: 3 T peas, 1 c chocolate milk, 1 piece sponge cake, 1 c strawberries, ½ c cream 40%, 8 t sugar [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]
  • Writes cheque to "Beulah Thomas," $30.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Market Basket," $10.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]

April 18

April 19
  • Note from Dr. James E. LuValle, Department of Chemistry, Fisk University, to LP RE: Regrets to hear that LP has been ill. Reports that although he has been offered an improved salary at Fisk he is still seeking another position. Asks LP to keep him in mind for positions. Encloses a research proposal and asks for LP's opinions. [Letters from LP to LuValle February 18, 1941, April 21, 1941] [Filed under LP Correspondence: Box #218.11, file:(LuValle, James E.)]
  • Record of LP's diet while ill with nephritis. Breakfast: ½ m grapefruit, 6 small pancakes, 5 T syrup, 1 sq butter, 2 T cream (30%), 1 c coffee / Lunch: 3 T cottage cheese, ½ c strawberries, 2 T cream (30%), 2 t sugar, 1 chocolate bar / Dinner: 2 m beets, 8 stalks asparagus, ½ c hollandaise, 1 c milk, 2 cream puffs, ½ c cream (30%) [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]
  • Writes cheque to " Mr. E.W. Crellin," $80.00. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Arden Farms Inc.," $24.71. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "First Federal Savings and Loan Co.," $210.24. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to “First Fed. Ap. 1 payment” $210.24 [LP Biographical: Business and Financial 4.072, folder 72.3]
  • Writes cheque to “Mr. EW Crellin. March 1 payment” $80.00 [LP Biographical: Business and Financial 4.072, folder 72.3]

April 20
  • Application for a Grant from the Research Funds of the American Philosophical Society, by Walter J. Moore, Jr. [Filed under LP Science: American Philosophical Society, 1936-1963, 1989, 1991: Box #14.011, Folder #11.1]
  • Record of LP's diet while ill with nephritis. Breakfast: 2 waffles, 6 T syrup, 1 sq butter, 2 T cream, 1 c coffee, 1 c guava juice / Lunch: 3 T cottage cheese, 1 carrot, 1/6 piece blueberry pie, 1/4 c cream, 1 chocolate bar / Dinner: 1 c milk, 2 egg yolks, ½ c cream (20%), 3 t sugar, 6 prunes, 1 ½ c lemonade [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]
  • Writes cheque to "Athenaeum," $11.76. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to "Frank Aisawa," $26.50. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to “Athenaeum. 2 mo.” $11.76 [LP Biographical: Business and Financial 4.072, folder 72.2]
  • Writes cheque to “Frank Aisawa. Gardening. Feb” $26.50 [LP Biographical: Business and Financial 4.072, folder 72.2]

April 21

April 22
  • Letter from E. P. Hamilton, Vice-President, John Wiley & Sons Publishers, to LP RE: Reports that they have been offered for publication in the American market the English translation of “Principles and Practices of Chromatography” by Zechmeister and Cholnoky. Asks LP if he feels such a translation would be of value. Notes he will be sending a copy for LP to look over. [Letter from LP to Hamilton April 30, 1941] [Filed under LP Correspondence: Box #165.6, file:(H: Correspondence, 1941)]
  • Letter from LP to Board 188 RE: applies for deferment of Werner Baumgarten. [Filed under LP Biographical: Academia: Box 1.018, Folder 18.4]
  • Letter from W. H. Taliaferro to LP RE: Is pleased to learn that LP is willing to take part in the immunological symposium in September. [Filed under: LP Speeches, 1941s.4]
  • Letter from unknown (unsigned) to John Rankin, RE: provides list of more names. [Filed under AHP: Federal Union, Pasadena Chapter: Box # 5.007, Folder 7.2]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 2 shredded wheat, ½ c milk, ½ c cream (20%), 6 T cream (30%), 4 t sugar, 1 sq butter, 1 c coffee / Lunch: 1 c milk, 2 T cottage cheese, 1/4 lettuce, ½ m cucumber, 2 T oil, 1 apple / Dinner: 1 ½ chocolate bar, 2/3 c cabbage, ½ c sweet potato, 1 c milk, ½ c gelatin, 1/4 c cream, 3 cookies, ½ sq butter, 1 t sugar, 2 c grapefruit juice [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]
  • Writes cheque to "Southern California Telephone Co.," $10.40. [Filed under LP Biographical: Business and Financial, Box 4.016, Folder 16.1]
  • Writes cheque to “S. Calif. Tel. Co. March” $10.40 [entry crossed out] [LP Biographical: Business and Financial 4.072, folder 72.2]

April 23
  • Lecture notes for Freshman Chemistry Lecture: Cu, Ag, Au, Zn, Cd, Hg. [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Letter from Dr. Alex Kossiakoff, Department of Chemistry, Catholic University of America, to LP RE: Wishes LP a quick recovery from his recent illness. Reports on the electron diffraction paper, which is to be published in June. Adds that he feels a bit homesick for Cal Tech and sends greetings to AHP and the boys at Cal Tech. [Letter from LP to Kossiakoff April 30, 1941] [Filed under LP Correspondence: Box #200.6, file:(K: Correspondence, 1941)]
  • Letter from Dr. T. K. Sherwood, National Defense Research Committee, to LP. Is preparing a formal progress report on the development of his oxygen instrument. Will be mailed to Sherwood in a few days. [Letter from Sherwood to LP April 14, 1941 Letter from Sherwood to LP April 30, 1941] [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.1]
  • Letter from LP to Arthur B. Lamb, Editor, JACS, RE: Requests information on the paper entitled “The Crystal Structure of Alanine” by Corey and Levy. Mentions that it is an excellent paper and that he would like to see it published. [Letter from Lamb to LP April 28, 1941] [Filed under LP Correspondence: Box #191.1, file:(Journal of the American Chemical Society)]
  • Letter from La France Libre, Revue Mensuel, to LP RE: Thanks him for his letter from August 1940. Informs him of the address of the American branch of the periodical and subscription rates. [Filed under LP Correspondence: Box #230.7, file:(L: Correspondence, 1941)]
  • Letter from Pasadena Committee Federal Union to R.J. Burke, RE: requests if recent donation money could be used for the Federal Union monthly publication instead of the newspaper advertisement. [Filed under AHP: Federal Union, Inc.: Box # 5.004, Folder 4.1]
  • Record of LP's diet while ill with nephritis. Breakfast: ½ grapefruit, 6 pancakes, 2 sq butter, 6 T syrup, 2 T cream, 1 c coffee / Lunch: 1 ½ c eggnog, 1 p coconut, 1 m orange, 1 m pear, 1 chocolate bar / Dinner: 1 baked potato, 1 sq butter, 2/3 c cabbage, 1 c milk, ½ c gelatin, 1/4 c cream (30%), 4 cookies [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 24
  • Letter from E.K. Wickman, Associate of the Division of Education, The Commonwealth Fund to LP RE: Asks advice as to the three or four best institutions where one of their Commonwealth Fun Fellows might be best placed to study chemical engineering, as there are no suitable institutions in Western Australia. [Letter from LP to Wickman April 24, 1941] [Filed under LP Correspondence: 443.9]
  • Letter from ER Buchman to LP Re: Requests support from the Rockefeller fund and other Institute funds for his research as has been done in the past. Encloses his report on Present statue of Butadiene Work. [Filed under California Institute of Technology: Materials re: Division of Chemistry and Chemical Engineering, 1933-1963, No Date: Box #1.024, Folder 24.9]
  • Letter from LP to Arthur B. Lamb, Editor, JACS, RE: Sends comments on the note by Mulliken and Ricks, recommending it for publication in conjunction with their earlier paper. [Letter from Lamb to LP April 15, 1941] [Filed under LP Correspondence: Box #191.1, file:(Journal of the American Chemical Society)]
  • Letter from LP to Dr. Irvin Stewart, National Defense Research Committee. RE: Gives the history of the invention. Is willing to give the Government the non-exclusive royalty-free license covering the entire invention. Would like to proceed without further delay to file a patent application. [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.2]
  • Letter from LP to Mr. Edward C. Barrett RE: Discusses the salary of Bill Schuelke which was increased beginning April 16 to $125 per month with promise of increase to $130 on July 1, 1942 and then $5 more a month annually thereafter. It should be paid from Salaries of Assistants - Chemistry. [Filed under LP Biographical: Academia: Box #1.029 file 29.1]
  • Letter from LP to Mr. Edward C. Barrett RE: Recommends Dr. Reuben E. Wood be reappointed Research Assistant for the period April 7, 1941 to October 6, 1941 with stipend totaling $1000 for the six months period to be paid from the fund provided by the renewed contract with the National Defense Research Committee. [Letter from Edward C. Barrett to LP May 1, 1941] [Filed under LP Biographical: Academia: Box #1.029 file 29.1]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 2 ½ popovers, 1 sq butter, 4 T marmalade, 4 T cream, 2 c coffee / Lunch: 1/4 sm lettuce, ½ m cucumber, 1 piece angel cake, ½ c cream, tea, 1 chocolate bar, 1 c pineapple juice, 1 orange / Dinner: 2 eggs, 2 T oil, 1 sl bread, 1 c milk, 4 cookies, ½ c strawberries, 1/4 c cream, 1 sl butter [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 25
  • Freshman Chemistry Examination [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Letter from Dr. Norris W. Rakestraw, Editor, Journal of Chemical Education, to LP RE: Thanks him for the forthcoming manuscripts, which are exactly what he was hoping for. [Letter from LP to Rakestraw April 16, 1941] [Filed under LP Correspondence: Box #191.4, file:(Journal of Chemical Education)]
  • Letter from Dr. Walter Gordy, Mary Hardin-Baylor College to LP RE: thanks LP for permission to work at Caltech beginning July 1. He expects to arrive in Pasadena the latter part of June. Hopes that LP has completely recovered from his recent illness. [Letter from Harrison to LP April 18, 1941] [Letter from LP to Gordy April 30, 1941] [Filed under LP Biographical: Academia: Box 1.017, Folder 17.3]
  • Letter from E. H. Frieden, Department of Chemistry, UCLA, to Judith Rooke, Secretary to LP, RE: Requests a reprint of “The Nature of Energetic Coupling in Biological Synthesis.” (Note in pen in left bottom corner: “Sent 4/29/41 BAS.”) [Filed under LP Correspondence: Box #128.7, file:(F: Correspondence, 1941)]
  • Letter from E. R. Gilliland, Massachusetts Institute of Technology, to LP. RE: Has broken the quartz fiber on the 120mm range instrument. Is having it boxed and returned to LP for repairs. [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.2]
  • Letter from Henry Allen Moe, John Simon Guggenheim Memorial Foundation, to LP. RE: Informs him that the books and letter arrived. [Filed under LP Science: John Simon Guggenheim Memorial Foundation, 1925-1945: Box #14.013 Folder #13.7]
  • Letter from Prof. William H. Jones, Department of Chemistry, Emory University, to Judith Rooke, Secretary to LP, RE: Requests she forward his letter for march 28th to LP and inform him of his request to stay at Cal Tech with the Status of “Institute Guest” for six to nine months this fall. [Letter from LP to Jones April 30, 1941] [Filed under LP Correspondence: Box #192.8, file:(J: Correspondence, 1941)]
  • Record of LP's diet while ill with nephritis. Breakfast: ½ m grapefruit, 2 shredded wheat, ½ c milk, ½ c cream, 2 T cream, 4 T sugar, 1 sq butter, 1 ½ c lemonade / Lunch: 1 ½ c eggnog, 1 chocolate bar, 1 candy stick / Dinner: 1 c milk, 1/8 piece chocolate pie, 1 orange [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 26
  • Letter from Professor E. Bright Wilson, Jr., Department of Chemistry, Harvard University RE: Writes that it now appears that he will lose one or both of his teaching fellows in his undergraduate course, says he requires a physical chemist and gives the other requirements and expectations. Says he is glad that Shoemaker received the Guggenheim, wonders about his plans, says he would be delighted to have him work there and hopes LP will let him know where he plans to go. [Letter from LP to Wilson, Jr. May 6, 1941] [Filed under LP Correspondence: 438.5]
  • Postcard from J. B. Biale to LP RE: Requests reprint of article. (Note in pen:“Sent 4/29/41 BLS”) [Filed under LP Correspondence: Box #37.8, file:(B: Correspondence, 1941)]
  • Record of LP's diet while ill with nephritis. Breakfast: ½ m grapefruit, 1 T sugar, 6 pancakes, 2 sq butter, 5 T syrup, 2 T cream, 1 c coffee / Lunch: 3 T cottage cheese, 1 p angel cake, ½ c cream, ½ c gelatin, tea, candy / Dinner: 1 ½ c eggnog, 1 banana, 1 orange, 1 p coconut [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 27
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 1 ½ waffles, 5 T syrup, 1 sq butter, 1 c coffee, 2 T cream / Lunch: ½ c peas, 2 T cream, 3 c tomato juice, 1 chocolate bar, 1 candy stick, 1 apple, 1 p coconut / Dinner: 1 c tomato juice, 1 c milk, 3/4 c custard, 1/4 bar chocolate sauce, 4 cookies [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 28
  • Letter from Arthur B. Lamb, Editor, JACS, to LP RE: Informs him that the paper by Levy and Corey entitled “The Crystal Structure of Alanine” is in the process of approval. Notes that they have received favorable comments from one referee and have reminded the other to send comments as soon as possible. [Letters from LP to Lamb April 23, 1941, May 6, 1941] [Filed under LP Correspondence: Box #191.1, file:(Journal of the American Chemical Society)]
  • Letter from Francis A. Gunther to LP RE: Provides LP with information regarding the banquet and lecture on May 9th at University of California. [LP's reply: April 30, 1941] [Filed under; LP Speeches, 1941s.2]
  • Letter from P. W. Selwood, Dept. of Chemistry, Northwestern University, to LP RE: States he is organizing a symposium on “Magnetism and Molecular Structure” for the American Chemical Society, and asks LP to speak at the symposium if his health permits. [Letter from LP to Prof. P. W. Selwood May 6, 1941] [Filed under LP Correspondence: (S: Correspondence, 1941), #377.11]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 orange, 2 shredded wheat, ½ c milk, ½ c cream, 2 T cream, 4 T sugar, 1 sq butter, 1 c tomato juice / Lunch: 1 c milk, 2 T cream (20%), 1 banana, 1 t sugar, 1 apple, 1 p toasted coconut, 4 cookies, 1 candy stick, 1 chocolate bar, 1 c tomato juice / Dinner: 1 c milk, 1/4 c raisins, 1 water biscuit, 3/4 c lemon pudding [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]

April 29

April 30
  • Lecture notes for Freshman Chemistry Lecture: Zn, Cd, Hg, Cr [Filed under LP Biographical: Academia: Box 1.012, Folder 12.6]
  • Letter from LP to Dr. Alex Kossiakoff, Department of Chemistry, Catholic University, RE: Thanks him for the information on the electron diffraction paper. Adds that his health is slowly improving. Reports that Verner Schomaker will be at Harvard next year on a Guggenheim Fellowship. [Letters from Kossiakoff to LP April 23, 1941, from LP to Kossiakoff October 7, 1941] [Filed under LP Correspondence: Box #200.6, file:(K: Correspondence, 1941)]
  • Letter from LP to Dr. Francis A. Gunther RE: Thanks Gunther for the kindness of Phi Lambda Upsilon in electing him to honorary membership and he looks forward to the initiation ceremony. [Gunter's letter: April 28, 1941] [Filed under: LP Speeches, 1941s.2]
  • Letter from LP to Dr. John H. Saylor, Dept. of Chemistry, Duke University, RE: States that Saylor can arrive around the first of September and have no problem finding furnished housing. Suggests Saylor study electron-diffraction measurement in a couple of acids. [Letter from John H. Saylor to LP April 15, 1941] [Filed under LP Correspondence: (S: Correspondence, 1941), #377.11]
  • Letter from LP to Dr. Ross G. Harrison, Secretary, National Research Fellowships in the Natural Sciences RE: Replies to letter from Harrison, states that the arrangements outlined in the latter are satisfactory and the date July 1, 1941 for the beginning of the fellowship is also satisfactory. [Letter from Harrison to Millikan April 18, 1941] [Letter from LP to Gordy April 30, 1941] [Filed under LP Biographical: Academia: Box 1.017, Folder 17.3]
  • Letter from LP to Dr. Walter Gordy, Mary Hardin-Baylor College RE: states that he is glad Gordy is to be there on July 1. LP is sure Gordy will be able to do some worth-while work during the summer and later. [Letter from Gordy to LP April 25, 1941] [Letter from LP to Harrison April 30, 1941]
  • Letter from LP to E.K. Wickman, Associate of the Division of Education, The Commonwealth Fund RE: Replies that he discussed the matter with Prof. Lacey and gives a list of the universities they believed were the best for his student's purpose. [Letter from Wickman to LP April 24, 1941] [Filed under LP Correspondence: 443.9]
  • Letter from LP to E.P. Hamilton, Vice-President, John Wiley and Sons, RE: Replies that he feels the English translation of Zechmeister's book would sell well in the U.S., as Zechmeister is the leading authority on chromatography. Notes that Dr. Strain is preparing a book. Adds that he would like to look over the translated version before commenting further. [Letters from Hamilton to LP April 22, 1941, May 6, 1941] [Filed under LP Correspondence: Box #165.6, file:(H: Correspondence, 1941)]
  • Letter from LP to Prof. William H. Jones, Department of Chemistry, Emory University, RE: Apologizes in the delay to response due to his recent illness. Discusses the conditions of Jones planned stay at Cal Tech. [Letters from Jones to LP April 25, 1941, May 3, 1941] [Filed under LP Correspondence: Box #192.8, file:(J: Correspondence, 1941)]
  • Letter from Prof. C.M. Knudson, Chair, Department of Chemical Engineering, University of Denver, to LP RE: Informs LP of graduate assistantship and instructorship openings in the department. [Letter from LP to Knudson May 6, 1941] [Filed under LP Correspondence: Box #200.6, file:(K: Correspondence, 1941)]
  • Letter from T.K. Sherwood, National Defense Research Committee, to LP. RE: Is much disturbed by the report of LP's illness. Gives instructions in regards to Mr. Edson. Glad to receive LP's letter about the progress report. Explains financial details. Has contacted Dr. Borgtrom in regards to sending LP a Navy mask. [Letter from LP to Sherwood, April 23, 1941 Letter from LP to Conant May 13, 1941] [Filed under LP Science: Scientific War Work - Materials re: the Pauling Oxygen Meter, 1940-1947: Box #13.001 Folder #1.1]
  • Postcard from Ramon F. Hanzal, Institute of Pathology, Western Reserve University, to Cal Tech, RE: Requests reprint. (Note under text: “Sent 5/5/41 JR”) [Filed under LP Correspondence: Box #165.6, file:(H: Correspondence, 1941)]
  • Record of LP's diet while ill with nephritis. Breakfast: 1 c grapefruit juice, 3 popovers, 5 T jelly, 1 ½ sq butter, 4 T cream / Lunch: 3/4 c chocolate custard, ½ bar chocolate sauce, 2 T cream (30%), 1 p angel cake, 1 ½ T cabbage, 1 water biscuit, ½ sq butter, tea, 1 c tomato juice, 1 chocolate bar, 1 orange, 1 sm apple / Dinner: ½ carrot, 1 c milk, 4 cookies, 2 T cheese, 3 prunes [Filed under LP Correspondence: Box #3.1, file:(Record of LP's diet while ill with nephritis kept by Ava Helen Pauling, 1941-1942.)]