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April 1
  • Entry in Calendar: “Athenaeum. Mr. Sheets 8pm Lecture on Russia, etc. Linda Pady at Cynthia” [Note: Paddy's Lectures Tuesday 11am, Thursday 10am] [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]
  • Letter from J.P Scott, Director of Research Contacts of Eli Lilly and Company, to LP. Outlines the details regarding LP's appointment as a consultant in the field of physical chemistry as it relates to medicinal compounds or the intermediates. Asks LP to sign and return a copy of this letter if he agrees with the arrangements outlined in it. LP Safe Drawer 2, Folder 2.029
  • Letter from LP to Dr. Donald D. Van Slyke RE: Thanking Van Slyke and the other members of the jury for their high estimate which they have placed upon his work. [Filed under: LP Speeches, 1946s.8]
  • Letter from LP to Dr. Harold C. Urey RE: Thanking Urey for his kind words of congratulations. [Filed under: LP Speeches, 1946s.8]

April 2

April 3

April 4
  • Entry in Calendar: “Paddy. 4.15 Dr. Blaisdell” [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]
  • Letter from LP to Dr. Wendell M. Latimer, Department of Chemistry, U. C. Berkeley, RE: Writes that Gilbert's death was a great blow to him, as he was profoundly influenced by his work during LP's early years as a chemist. Adds that he gave a talk on him to the graduate students and freshmen at Cal Tech. [Letter from Latimer to LP March 27, 1946] [Filed under LP Correspondence: Box #212.15, file:(Latimer, Wendell)]
  • Letter from M. H. Arveson to LP RE: Informs LP that he should select the topic and the material to lecture on for the presentation of Willard Gibbs Award. [Filed under: LP Speeches, 1946s.8]
  • Writes cheque to “Willett's Feed Manure, etc” $15.17 [LP Biographical: Business and Financial 4.073, folder 73.4]

April 5
  • Entry in Calendar: “Supper Van Niel” [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]
  • Letter from G. F. Hussey, Navy Department, to LP. RE: Requests the drawings of the Universal Hardness and Compression Tester.
  • Newspaper Photo with Caption: “Tonight's the Night...”, Pasadena (California) Chronicle, April 5, 1946. [Filed under LP Scrapbooks, 1946-1950: Box #6.005, Folder 5.1]

April 6
  • Minutes from the Executive Committee Conference. [Filed under LP Biographical: Academia, California Institute of Technology: Assorted Financial Materials: 1945-1965: Box #1.032, Folder 32.1]
  • Writes cheque to “Coast Van Lines, Inc” $3.10 [LP Biographical: Business and Financial 4.073, folder 73.4]

April 7
  • Entry in Calendar: “Supper Wards 7pm” [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]

April 8
  • Entry in Calendar: “Linie came home - Tea Bateman's” [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]
  • Letter from G.H.A. Clowes, Director Emeritus of the Lilly Research Laboratories, to LP. Informs LP that he just received his April 2nd letter and agrees that nothing should be done to put LP under additional strain. Tells LP that it would be good for him to visit them in May and discusses specific dates. Asks how much thought LP has given to the problem of the development of tolerance by organisms to sulfa drugs and penicillin and other antibiotics, and the phenomena observed in cancer related to genetics and mutants. LP Safe Drawer 2, Folder 2.029
  • Letter from J.B. Bennett, Jr., MacMillan Company, to LP RE: Agrees that it would be best to postpone publication of Dickinson's manuscript, which he is returning. Renews the company's statement of interest in publishing LP's forthcoming freshman text. Requests he visit them in New York while he is on his next Eastern trip. Mentions that Freeman will soon be by to see him again in Pasadena. [Letter from LP to Bennett April 2, 1946] [Filed under LP Correspondence: Box #255.13, file:(M: Correspondence, 1946)]
  • Letter from LP to Dr. Henry C. Spruth RE: LP encloses a biographical sketch, a complete list publications and a photograph taken last week. [Filed under: LP Speeches, 1946s.8]
  • Letter from LP to Mr. James R. Page, CIT RE: Outlines a discussion LP has with Professor Bethe of Cornell University who said he would not be willing to accept appointment as Professor of Theoretical Physics but volunteered statements about other professors. [Filed under LP Biographical: Academia, California Institute of Technology: Assorted Financial Materials: 1945-1965: Box #1.032, Folder 32.1]
  • Minutes from the first meeting of the Beilstein-Gmelin Committee by A. V. Grosse. [Filed under LP Science: American Chemical Society: Materials re: Committees and Awards, 1938-1950: Box #14.008 Folder #8.3]
  • Telegram from LP to A. M. Sheldon, Shell Development Co., RE: States: “I cordially invite the seven Shell visitors to lunch Athenaeum Thursday. Expecting them my office Thursday morning.” [Letter from the Shell Development Co., to the Gentlemen of Caltech April 2, 1946] [Filed under LP Correspondence: (S: Correspondence, 1946), #377.16]
  • Writes cheque to “Adohr” $17.88 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Argosy. Book” $10.00 [LP Biographical: Business and Financial 4.073, folder 73.3]
  • Writes cheque to “First Fed. Ap 1 payment” $210.24 [LP Biographical: Business and Financial 4.073, folder 73.3]
  • Writes cheque to “Mr. Crellin. Ap 1 payment” $80.00 [LP Biographical: Business and Financial 4.073, folder 73.3]

April 9
  • APS Newsletter, Vol. 1, No. 7 sent to LP. [Filed under LP Correspondence: Peace 4.009.2 file:(Association of Pasadena Scientists, Newsletters, 1946)]
  • APS Newsletter, vol. 1, no. 7, Published by the Association of Pasadena Scientists. Notes that Vandenberg Amendment was defeated April 2 in the wake of a flood of protests from prominent laymen and scientists. Also gives election news, agenda for April 9 meeting, and news of March 26 meeting. [Filed under LP Peace: Box #4.009, Folder #9.2]
  • Letter from Dr. Niels Engel to LP RE: Requests to come and carry out research at the Gates and Crellin labs. Details his work experience and training. Describes his current work and theories in metallurgy. Encloses a list of publications in English and Danish. Mentions that he has applied to the American-Scandinavian Foundation for a scholarship. [Letter from LP to Engel May 13, 1946] [Filed under LP Correspondence: Box #112.12, file:(E: Correspondence, 1946)]
  • Letter from LP to Dr. G.H.A. Clowes, Lilly Research Laboratories, to LP RE: States that he has asked Dan Campbell to send a crate of oxypolygelatin for examination and test. [Filed under LP Correspondence: Box #111.4, file:(Eli Lilly and Company, 1946-1951, 1953-1956, 1964-1968, 1970-1972)]
  • Telegram from John Cromwell to LP RE: Informs him he has been nominated to vice-chairman of the Hollywood Ind. Cit. Comm. of the Arts, Sciences, and Profs. Asks him to wire his acceptance and informs him that elections will occur on April 14. (Note in pencil: OK) [Filed under LP Correspondence Box: #74.14, file:(C: Correspondence, 1946)]
  • Writes cheque to "Biltmore Hotel," $6.00. [Filed under LP Biographical: Business and Finance, Box 4.018, Folder 18.1]

April 10
  • Letter from LP to Cornell University Press. RE: LP asking for a copy of his book "The Nature of The Chemical Bond" to a Dr. E. C. Kooyman in Amsterdam. [Filed under: LP Manuscripts of Books, 1960b.5.2]
  • Letter from LP to H.L. Byram, County Tax Collector. Describes the property owned by him and AHP on the first Monday on March, 1946. LP Safe Drawer 2, Folder 2.035
  • Writes cheque to "Technico," $3.00. [Filed under LP Biographical: Business and Finance, Box 4.018, Folder 18.1]
  • Writes cheque to “F. C. Nash” $6.15 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Roy Edwards. Troy Laundry” $8.80 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Taka & Isono. Salary - $5 increase in salary” $175.00 [LP Biographical: Business and Financial 4.073, folder 73.4]

April 11
  • Entry in Calendar: “Lunch- Crellin's at 4- Dutchmento Tea” [Filed under LP's Daily Calendar of Events, 1946, 1958-1966, 1968-1970, 1973-1979: Box #5.012, Folder 12.1]
  • Letter from LP to Prof. A. Manneback RE: Apologizes for the delay in response due to an eastern trip and recent illness. Regrets to hear about the war damage to the university in Brussels and hopes that another such war can be prevented. States that a visit from Manneback would be appropriate at any time during the year, although less work is carried out a Berkeley during the summer. Mentions that Prof. G. N. Lewis died two weeks ago. Asks Manneback to prepare a lecture on his research activities to give if he does come to Pasadena. [Note from Manneback to LP January 16, 1946] [Filed under LP Correspondence: Box #255.13, file:(M: Correspondence, 1946)]
  • Writes cheque to “Athenaeum” $7.21 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “C.A. Morse. LA Times. Mar 1st to May 1st” $3.00 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Mira Loma H2O Co” $5.66 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “S. Cal. Tel. Co” $14.73 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “S. Calif. Gas Co.” $21.26 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Tax Commissioner” $33.21 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque to “Union Oil Co” $19.59 [LP Biographical: Business and Financial 4.073, folder 73.4]
  • Writes cheque “Dr. Blaisdell bill for ½ of Paddy's operation” $80.00 [LP Biographical: Business and Financial 4.073, folder 73.4]

April 12

April 13

April 15  (Chicago)

April 16  (Philadelphia)
  • Letter from James Henderson, Academic Registrar, University of London to LP RE: Thanks him for his letter, says he is sorry to hear that LP's plans changed to the point where he will not reach England, and hopes it will be possible to make later arrangements for a different session. [Letter from LP to Henderson March 20, 1946, letter from Henderson to LP May 3, 1947] [Filed under LP Correspondence: (Oxford University, [re: Eastman professorship and residency in Oxford] 1946-1947)]
  • Memorandum from J. R. Oppenheimer to Nuclear Advisory Committee RE: Informs that he spoke with General Nichols that morning about using the Los Alamos reactor for irradiations and whether any action had been taken on the request for samples of Hanford wastes. [Filed under LP Correspondence: Box #296.1, File: (Oppenheimer, J. Robert)]

April 17  (Philadelphia)
  • Letter from Dr. Paul Emmett, Mellon Institute, to LP RE: Invites LP to stay with him during his coming trip to lecture in Pittsburgh in May. Adds that there are many former Cal Tech students around Pittsburgh and that he would be happy to arrange a reunion. [Letter from LP to Emmett May 3, 1946] [Filed under LP Correspondence: Box #109.1, file:(Emmett, Paul, 1937-1959, 1977-1982)]
  • Letter from G.H.A. Clowes, Director Emeritus of the Lilly Research Laboratories, to LP. Encloses a copy of the telegram he just sent LP. Tells LP that he thinks he was right to leave the reply to Mr. Scott's letter until he arrived there and says that it could be arranged for LP to modify the letter if he later chooses. Handwritten note by LP: " 4 shirts, 4 pr socks, 2 blouses, 2 s. slips, 3 large hkfs." LP Safe Drawer 2, Folder 2.029
  • Manuscript, Typescript, Program, Notes: Molecular Architecture and Biological Reactions, The George Westinghouse Centennial Forum, Pittsburgh, Pennsylvania. [Filed under: LP Speeches, 1946s.7]

April 19
  • Letter from EC Barrett, Secretary to Dr. Carl G. Niemann, Professor of Organic Chemistry RE: Informs him of his $1000 salary increase. [Filed under LP Biographical: Academia, California Institute of Technology: Assorted Financial Materials: 1945-1965: Box #1.032, Folder 32.1]
  • Letter from EC Barrett, Secretary to Dr. Verner Schomaker RE: Informs him of his promotion from Assistant Professor to Associate Professor of Chemistry with a $700 salary increase. [Filed under LP Biographical: Academia, California Institute of Technology: Assorted Financial Materials: 1945-1965: Box #1.032, Folder 32.1]
  • Letter from H.C. Spruth to LP RE: Thanking LP for the biography, list of publications and photograph and explains that he has passed these on to Dr. Marschener who will supervise the publicity for the Award. Asks LP to send six additional glossy prints. [Filed under: LP Speeches, 1946s.8]

April 20  (Washington, D.C.)
  • Letter from Ralph Spitzer to LP RE: Is sorry to have missed him on his recent trip. He has taken the job at Oregon State and wants to thank LP for his help. He will be teaching elementary and advanced physical chem and freshman. Talks about the weather and his work on cyclohexane. [Filed under LP Biographical: Political Issues: Ralph Spitzer: Academic Freedom and Passport Difficulties, 1942-1994: Box #2.034, Folder 34.1]

April 21  (Washington, D.C.)
  • Letter from Dr. William H. Eberhardt, Department of Chemistry, Georgia Tech, to LP RE: Discusses at length his current situation in Atlanta, describing his living conditions, the region, and his work at Georgia Tech. Goes on to discuss his workload teaching freshman chemistry and the difficulties involved in teaching at a state school. Expresses hope for future improvement of the situation. [Letter from Eberhardt to LP July 22, 1946] [Filed under LP Correspondence: Box #106.3, file:(Eberhardt, William H., 1946, 1947, 1949-1951, 1953, 1955-1956, 1961-1963, 1971, 1981, 1983, 1991)]

April 22  (Washington, D.C.)
  • Letter from Harvey R. Goslee, Heck-Cattell Publishing, to LP . RE: Goslee is pleased to be brought up to date on LP's plans, and hopes to discuss his book in the near future. [Filed under LP Manuscripts of Books, 1947b5.12]
  • Letter from Jo Davidson, National Chairman, ICCASP, to LP. Informs that LP was elected to the National Board of Directors. [Letter from LP to Davidson, 5- 11-46]. LP Peace: Box 4.012, Folder 12.7
  • Letter from Warren Weaver to LP RE: Invites LP to take part in a series of radio programs on science that are to be given during the intermission of the Philharmonic-Symphony on Sunday afternoon. [Filed under: LP Speeches, 1946s.11]

April 23  (Washington, D.C.)
  • APS Newsletter, Vol. 1, No. 8 sent to LP. [Filed under LP Correspondence: Peace 4.009.2 file:(Association of Pasadena Scientists, Newsletters, 1946)]
  • APS Newsletter, vol. 1, no. 8, Published by the Association of Pasadena Scientists. Gives agenda for next meeting, notes on meeting of April 9, minutes of steering committee, reading list, and statement. LP Peace: Box 4.009, Folder 9.2
  • Letter from C.R. Heck to LP . RE: Heck is withdrawing from Heck-Cattell publishing and would like LP to address future correspondence to him at his own publishing house, C.R. Heck Inc. [Filed under LP Manuscripts of Books, 1947b5.12]
  • Writes cheque to "The New Yorker," $9.00. [Filed under LP Biographical: Business and Finance, Box 4.018, Folder 18.1]

April 24  (New York)

April 25  (New York)
  • Analogies between antibodies and simpler chemical substances. [The first Harrison Howe Lecture before the Rochester Section of the American Chemical Society, February 4, 1946] Chem. Eng. News 24 (April 1946): 1064-1065. Written by: LP. [Filed under: LP Publications, 1946p.7]
  • Letter from John R. Quinn, County Assessor, and R. Elliot, Chief of the Correspondence Division, to LP. Encloses a statement form for LP's use in declaring the property which he and AHP own. Asks LP to follow the enclosed instructions and return the completed form to them. LP Safe Drawer 2, Folder 2.035
  • Reprint: "Analogies between Antibodies and Simpler Chemical Substances," by LP [Annotated: "For Mrs. Pauling"]. Chemical and Engineering News, American Chemical Society. [Filed under AHP: Assorted Materials re: California Institute of Technology: Box #3.014, Folder #14.2]

April 26  (New York)
  • Letter from E.T. Anderson to LP. Informs LP that his oath of office reached him several days ago. Asks if LP be attend the May 3rd meeting. LP Safe: Drawer 2, Folder 2.010

April 27  (New York)
  • Minutes from Executive Committee Conference. [Filed under LP Biographical: Academia, California Institute of Technology: Assorted Financial Materials: 1945-1965: Box #1.032, Folder 32.1]

April 29  (New York)
  • Note from H.W. Young to LP RE: Asks LP to send a list of the names and addresses of those people whom he would like to see invited to the presentation of the Willard Gibbs Medal. [Filed under: LP Speeches, 1946s.8]
  • Writes cheque to "John Simon Guggenheim Memorial Foundation," $50.00. [Filed under LP Biographical: Business and Finance, Box 4.018, Folder 18.1]

April 30  (Indianapolis)