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September 1
  • Letter from LP to E. C. Barrett, Comptroller, C. I. T. RE: Edwin R. Buchman requests that a fund of $1250 be set up called the Buchman Research Fund and that Sidney W. Fox be appointed Research Assistant in Chemistry with salary to be paid from this fund. [Filed under LP Biographical: Box #1.029, Folder #29.1]
  • Letter from LP to Harry V. Welch, Secretary, American Chemical Society RE: LP will not be able to attend the executive committee meeting a he will be in Berkeley at that time. [Welch's letter to LP August 29, 1939] [Filed under LP Correspondence: Box #443, Folder #443.7]
  • Letter from LP to Professor Noyes RE: LP looks forward to the arrival of Richard in Pasadena. [Filed under LP Correspondence: Box #279, Folder #279.4]
  • Letter from LP to W. A. Noyes RE: LP looks forward to Noyes' son Richard's arrival at CIT. [Noyes' letter to LP August 18, 1939; Mrs. Noyes' reply September 9, 1939] [Filed under LP Correspondence: Box #279, Folder #279.4]
  • Note from Gilbert King to LP RE: Informs LP that he has been sailing (yachts) all summer. He has left Yale and will be at MIT in the fall. [LP's reply September 5, 1939] [Filed under LP Correspondence: Box #200, Folder #200.4]

September 2
  • Letter from A. J. Haagen-Smit to Fred Olsen RE: Smit replies on behalf of LP and goes on to explain what they have done at CIT in regards to microchemistry laboratory; offering suggestions for ways to make it successful. [Filed under LP Correspondence: Box #300, Folder #300.3]
  • Letter from F. A. Gilfillan, Oregon State College to LP RE: Reply to LP's letter of August 25, 1939. OSC only has graduate assistantships available for the following year and no teaching fellowships for Mr. Dery. OSC will have a dedication of its new chemistry building around October 21, 1939 and he would like to invite LP to it. [Gilfillan's next letter November 6, 1939] [Filed under LP Correspondence: Box #136, Folder #136.10]

September 3
  • Letter from Leland Curtis to LP RE: Thanking LP for allowing him to use the lab facilities in conducting experiments with painting mediums recently. [Filed under LP Correspondence: Box #74, Folder #74.7]
  • Newspaper Clipping: "Chemists Find Brain Uses Pure Alcohol; Cancer Held to Thrive on Sugar as Fuel," New York Times, RE: Announces that LP was the recipient of a $1000 award and gold medal for achievement in pure chemistry. The award was given as gift of Dr. A. C. Langmuir. [Newspaper Clippings: 1939n.1]

September 4
  • Letter from L. A. Kimpton, Deep Springs to LP RE: There is a new cook at Deep Springs and school begins today; Kimpton hopes the Paulings will be able to visit now. [LP's letter to Kimpton August 22, 1939; LP's reply to Kimpton September 5, 1939] [Filed under LP Correspondence: Box #200, Folder #200.4]

September 5

September 6
  • Letter from Dr. W. Hume-Rothery, Oxford to LP RE: He sends LP a paper for LP to criticize and, if suitable, recommend for publication on the liquid state of the element and requests papers dealing with metals or cohesion in general. He also asks some questions about seeming errors in LP's book. [LP's reply to Hume-Rothery January 5, 1940] [Filed under LP Correspondence: Box #165, Folder #165.4]
  • Letter from Mack Printing Co. to LP RE: Billing Chem. Dept. for $4.42. [Filed under: LP Correspondence: Box #255, Folder #255.6]
  • Letter from Oliver T. Case to LP RE: Asks that a check for $4.42 be sent as soon as possible because no amount was received for the month of June. [Filed under: LP Correspondence: Box #255, Folder #255.6]

September 7
  • Letter from LP to Professor William Conger Morgan, UCLA, RE: LP writes to introduce and recommend Mr. R. C. Jones, who will be completing his doctorate work, and will be looking for an academic appointment in organic chemistry. [Filed under: LP Correspondence: Box #255, Folder #255.6]
  • Note from Charles Russell to LP RE: Russell informs LP that one of the tables in his manuscript was incorrect thus, he sends LP the correct information along with his research notebooks to refer to. Apologizes for causing LP trouble. [LP's letter: September 5, 1939, Russell's next letter to LP October 18, 1939] [Filed under LP Correspondence: Box #340, Folder #340.4]

September 8
  • LP writes cheque to: Erik Heegaard amount $112.39 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP recommends that the manuscript by C. C. Price entitled "Substitution in Aromatic Compounds" be not accepted for publication. [Filed under LP Science: Box #14.002, Folder #2.4]
  • Letter from Rose Mooney to LP RE: Mooney has had to revise her fellowship tenure plans because she now cannot stay in Europe (because of the impending war). She would like to spend some of her time at CIT. [LP's reply September 27, 1939] [Filed under: LP Correspondence: Box #255, Folder #255.6]

September 9
  • Letter from Mrs. W. A. Noyes to LP RE: She informs LP that she has just heard from Richard saying he will be in Illinois tomorrow and will make it to Pasadena in plenty of time before Fall term begins. [Filed under LP Correspondence: Box #279, Folder 279.3]
  • Letter from Mrs. W. A. Noyes to LP RE: Their son Richard has arrived home in the U.S. She requests that his room assignment and a list of bedding, other articles be sent at once. [LP's letter to Noyes September 1, 1939; LP's reply to Mrs. Noyes September 11, 1939] [Filed under LP Correspondence: Box #279, Folder #279.4]

September 11

September 13
  • Letter from LP to E. B. Wilson RE: Submitting "The Magnetic Properties of the Compounds Ethylisocyanide-Ferrohemoglobin and Imidazole-Ferrihemoglobin" by LP and C. D. Russell for publication in the Proceedings of the National Academy of Sciences. [Filed under LP Correspondence: Box #438, Folder #438.4]
  • Letter from Richard M. Noyes to LP RE: Noyes expects to reach Pasadena on Tuesday, September 19th and if possible would like to request space at the Athenaeum again. [Filed under LP Correspondence: Box #279, Folder #279.4]

September 14

September 15

September 16
  • LP writes cheque to: First Federal Savings and Loan Company amount $210.24 [Filed under LP Biographical: Box #4.015, Folder #2]
  • LP writes cheque to: Mr. E. W. Crellin amount $80 [Filed under LP Biographical: Box #4.015, Folder #2]
  • LP writes cheque to: Paul Soroker amount $30 [Filed under LP Biographical: Box #4.015, Folder #2]
  • LP writes cheque to: Sidney Weinbaum amount 40.75 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from George Scatchard to LP RE: Asking LP if he will serve on the Committee for Symposia in 1940-1941 of the Division of Physical and Inorganic Chemistry of the American Chemical Society. [Filed under LP Correspondence: Box #377, Folder #377.9]
  • Letter from George Scatchard, MIT to LP RE: Asking LP to serve on the Committee for Symposia in 40-41 of the Division of Physical and Inorganic Chemistry of the A. C. S. [LP's reply to Scatchard September 21, 1939] [Filed under LP Correspondence: Box #377, Folder #377.9]
  • Letter from LP to E. B. Wilson RE: Submitting "A Theory of the Color of Dyes" by LP for publication in the Proceedings of the National Academy of Sciences. [Wilson's reply October 2, 1939] [Filed under LP Correspondence: Box #438, Folder #438.4]

September 17
  • Note from Alex Kossiakoff, Catholic University to LP RE: Notifying LP of his address change to Catholic University and hopes that LP received his roll of drawings and will send his manuscript shortly. [LP's reply to Kossiakoff September 25, 1939] [Filed under LP Correspondence: Box #200, Folder #200.4]

September 18
  • AHP writes cheque to: Benedict and Gingrich amount $3.70 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Collector of Internal Revenue amount $15.77 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Collector of Internal Revenue amount $15.77 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Connecticut Mutual Life Insurance Company amount $56.01 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Herbert A. Whipple amount $13 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Southern Counties Gas Company amount $4.12 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from Lewis S. Ramsdell to LP RE: Asks LP if it would be possible for him to spend some time in the laboratory at CIT during the third term next Spring. He hopes to be able to participate in some research or bring films and data from the several experiments he has started. [LP's reply: September 20, 1939] [Filed under LP Correspondence: Box #340, Folder #340.4]
  • Letter from Lewis S. Ramsdell, University of Michigan RE: Requesting that he be allowed to spend some time in LP's laboratory next spring either working on current research there or bringing his own projects with him. [LP's reply to Ramsdell September 20, 1939] [Filed under LP Correspondence: Box #340, Folder #340.4]

September 19

September 20

September 21
  • Letter from LP to George Scatchard, MIT RE: LP would be glad to serve on the Committee for Symposia in 1940-41 of the Division of Physical and Inorganic Chemistry of the A. C. S. [Scatchard's letter to LP September 16, 1939] [Filed under LP Correspondence: Box #377, Folder #377.9]
  • Letter from R. S. Shankland, Case School of Applied Science to LP RE: Recommending his student Robert Darrow Heidenreich who wold like to undertake doctorate work at CIT. [LP's reply to Shankland September 25, 1939] [Filed under LP Correspondence: Box #377, Folder #377.9]

September 22
  • AHP writes cheque to: G. J. Gould amount $15.45 [Filed under LP Biographical: Box #4.015, Folder #1]
  • AHP writes cheque to: Polytechnic Elementary School amount $50 [Filed under LP Biographical: Box #4.015, Folder #2]

September 23
  • AHP writes cheque to: Helen Weigand amount $5.23 [Filed under LP Biographical: Box #4.015, Folder #2]
  • AHP writes cheque to: Marino Mission Market amount $10.71 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from K. J. Palmer to LP RE: Palmer encloses the reproductions of several of the best photographs that he has obtained from the nerves and lipids. Asks LP to keep him updated on available positions in the West because his wife Elise is allergic to rag-weed since living in the mid-west. [LP's reply: September 30, 1939] [Filed under LP Correspondence: Box #304, Folder #304.3]
  • Letter from K. J. Palmer, Washington University (St. Louis) to LP RE: Enclosed photographs he obtained of nerves and lipids. He would like LP's opinion about his future career plans. [LP's reply to Palmer September 30, 1939] [Filed under LP Correspondence: Box #304, Folder #304.3]

September 25
  • Letter from L. E. Kelly, Krebs Pigment & Color Corporation to LP RE: Krebs has created an educational display of classification of standard dry colors and would like to send one to CIT, at no expense, if they desire it. [LP's reply to Kelly September 30, 1939] [Filed under LP Correspondence: Box #200, Folder #200.4]
  • Letter from LP to Alex Kossiakoff, Catholic University RE: LP has received the drawings and looks forward to receiving the manuscript. He is glad the Kossiakoffs have settled in Washington. [Kossiakoff's note to LP September 17, 1939] [Filed under LP Correspondence: Box #200, Folder #200.4]
  • Letter from LP to R. S. Shankland, Case School of Applied Science RE: LP thanks him for his recommendation and will give Heidenreich's application serious consideration. [Shankland's letter to LP September 21, 1939] [Filed under LP Correspondence: Box #377, Folder #377.9]
  • Letter from Stanley A. Bell, Hughes Aircraft Co. to LP RE: Requesting recommendations of recent graduates to carry out work with synthetic resins. [Filed under LP Correspondence: Box #165, Folder #165.4]

September 26
  • AHP writes cheque to: Saks Fifth Avenue amount $6 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from Arthur B. Lamb, Editor, Journal of the American Chemical Society to LP RE: Lamb requests that LP examine the revised version of Dr. McBain's manuscript in light of the comments of the referees, Dr. Langmuir and Dr. Wyman. Lamb does not want to trouble Langmuir with this issue in light of his illness. [LP's reply to Lamb November 29, 1939] [Filed under LP Science: Box #14.002, Folder #2.4]
  • Note from Newell S. Gringrich, University of Missouri to LP RE: Requesting a reprint of the article by Huggins and LP, Zeit. f. Krist., 87, 205 (1934). [LP's reply September 30, 1939] [Filed under LP Correspondence: Box #140, Folder #140.4]

September 27
  • AHP writes cheque to: Sanitary Laundry amount $7.04 [Filed under LP Biographical: Box #4.015, Folder #2]
  • Letter from E. C. Barrett, C. I. T. to LP RE: LP requests payments to be made from the Vitamin B1 Research Fund for September. [Filed under LP Biographical: Box #1.029, Folder #29.1]
  • Letter from E. D. Feldman, VP, Atlas Carbon & Clay Corporation to the Dean of CIT, referred to LP in memo from F. W. Hinrichs, Jr. on September 28, 1939 RE: The company would like to test two types of Activated Carbon for use in Gas Masks and would like to do so in the CIT laboratories as they are not equipped to do so in their facilities. [LP's reply September 29, 1939] [Filed under LP Correspondence: Box #128, Folder #128.5]
  • Letter from LP to F. E. Wright, National Academy of Sciences RE: LP requests clarification about the rules governing voting for individuals nominated by more than one section. [Filed under LP Science: Box #14.018, Folder #18.1]
  • Letter from LP to Rose Mooney RE: LP would be glad to have her come to CIT during her tenure fellowship. [Mooney's letter to LP September 27, 1939; Mooney's reply to LP October 9, 1939] [Filed under: LP Correspondence: Box #255, Folder #255.6]
  • Telegram from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP recommends publication of propylene note by Wilson et al. [Filed under LP Science: Box #14.002, Folder #2.4]

September 28
  • Letter from F. W. Hinrichs, Jr. To Mr. Feldman RE: Informs Felman that his letter of September 27, has been referred to LP. [Filed under LP Correspondence: Box #128, Folder #128.5]
  • Letter from Irvin Stewart, Committee on Scientific Aids to Learning to LP RE: Stewart expects favorable action on LP's grant request soon, but requests that LP clear up a few small points first. [LP's letter to Stewart September 19, 1939; LP's reply to Stewart October 3, 1939] [Filed under LP Correspondence: Box #368, Folder #368.5]

September 29
  • Letter from LP to E. C. Barrett, C. I. T. RE: At the recommendation of Profs. Badger and Beckman, LP recommends that Willis Routson be continued as Technical Assistant until June 30, 1940 with a stipend of $85 per month. [Filed under LP Biographical: Box #1.029, Folder #29.1]
  • Letter from LP to E. D. Feldman, VP, Atlas Carbon and Clay Corporation RE: CIT does not have the apparatus set up to perform the tests required by the company and LP recommends a commercial firm instead. However, if the work needs to be carried out at CIT, it could be done but at a rather high cost. [Feldman's letter September 28, 1939; Feldman's reply October 21, 1939] [Filed under LP Correspondence: Box #128, Folder #128.5]

September 30