Click on a day for specific listings and a related image.

April
  • Photo: Jonathan and Reba Mirsky holding hands and standing atop a large rock. "April 1937 / Reba and Jonathan Mirsky / 261 [Printed on the back, left bottom corner] / 1039" [Written in pencil]. Photographer unknown. Black and white print. [Ship #1554] [LP Photo Box, 1937i.16]

April 1
  • AHP writes cheque to: Edwin Porter amount $7.60 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Lola Cook amount $60 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from Edward Guggenheim to LP RE: Informs LP that several months ago a draft of Hildebrand's paper was sent to him however, he did not agree with his statements because Professor Fowler had obtained different results. [Filed under: G: Correspondence, Box #140.2]
  • Letter from Williams Haynes to LP RE: Asks LP to write of any experience in regard to the training of men for industrial positions. [Filed under C: Correspondence, 1921-1957, Box #74.5]

April 2
  • Letter from Charles A. Kraus, Brown University, to LP RE: Asks LP if he know of anyone with the qualifications and interest in having a Research Instructorship at Brown next year. [Filed under: K: Correspondence, Box #200.2]
  • Letter from Ralph Hultgren to LP RE: Explains to LP that after speaking with President Conant of Harvard University there is a good chance his appointment will be extended for another three years as there is no permanent dean of the Engineering School. [Filed under: H: Individual Correspondence, Box #163.3]
  • Postcard from R. H. Ewell to LP RE: Asks for reprints of "Screening Constants for Many-Electron Atoms." [LP's reply: April 9, 1937] [Filed under: E: Correspondence, 1930-1936-1959, Box #112.4]

April 4
  • Letter from Oliver Wulf to LP RE: Wulf writes that he will keep Dr. Bauer in mind for any available positions. Wulf discusses Albert Sherman's paper which was recently published in the Journal of Physical Chemistry. [LP's reply: April 19, 1937] [Filed under: W: Correspondence, Box #443.5]

April 5

April 6
  • AHP writes cheque to: Katharine Putnam Crane amount $85 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Polytechnic Elementary School amount $111 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter to LP from Aaron M. Altschul, University of Chicago, RE: discusses his work with the Tswett column and periodicity and is anxious to achieve periodicity with the least number of components in the system. Asks LP if he is interested in this type of work and offers his assistance and training in any way necessary. [Filed Under LP Correspondence: A: Correspondence, Box #12.3]

April 9

April 11
  • Letter from Carl Nieman to LP RE: Thanks LP and AHP for his lovely stay in Pasadena and apologizes for not doing so sooner. Informs LP that he may be staying at the Institute in New York indefinitely. [LP's reply: April 19, 1937] [Filed under: N: Individual Correspondence, Box #277.5]
  • Manuscript Notes: "Ionic Character of Bonds", [the concept of electronegativity] [LP Science Box 5.001, Folder 9]

April 12
  • AHP writes cheque to: Athenaeum amount $6.42 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Bode's amount $30.74 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Bullock's amount $50.30 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Los Angeles Gas and Electric Co., amount $9.57 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Office of the City Assessor amount $4.86 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Southern California Telephone Co., amount $2.90 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Standard Oil Co. Of California amount $15.85 [Filed under LP Biographical: Box #4.014, Folder #1]
  • LP writes cheque to: The C.E. Ward Co., amount $47 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from H. A. Spoehr to Professor Noyes RE: Discusses with Noyes the possibility of publishing a second edition of his book on photosynthesis. While he believes this would be possible, he suggests that he wait a few years to undertake such a publication. [Filed under: N: Individual Correspondence, Box #279.3]

April 13
  • Letter from LP to Dr. L. E. Sutton RE: LP reports that Fairbrother has been doing some magnetic work on hemoglobin and trying to treat some of his old problems theoretically. LP is quite impressed with his success thus far. [Filed under: S: Individual Correspondence, Box #370.8]

April 14
  • AHP writes cheque to: Fred Scott amount $3.60 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Handwritten notes by LP, RE: Says that Professor Millikan informed him that his salary will be raised to $9,000 annually in fall 1938 and that he was given the titles of Chairman of the Division of Chemistry and Chemical Engineering and Director of the Gates and Crellin Laboratories of Chemistry. Notes that he accepted these proposals orally. Notes from August 3rd on back. [Filed under LP Personal Safe: Drawer 2, Folder 2.005.58]

April 15
  • AHP writes cheque to: Adohr Milk Farms amount $21.88 [Filed under LP Biographical: Box #4.014, Folder #1]
  • AHP writes cheque to: Fred Scott amount $6.20 [Filed under LP Biographical: Box #4.014, Folder #1]
  • LP writes cheque to: Lucile Jenkins amount $6 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from Charles M. Blair to LP RE: Blair asks LP if knows of any job opportunities that would be particularly suited for him. [LP's reply: April 19, 1937] [Filed under LP Correspondence: Box #37.4, file: 1937]
  • Letter from LP to Aaron M. Altschul RE: LP writes he is interested in the work of the Tswett column however because of funding and space will be not be able to offer an research with him. However, offers for him to write back in a year from now. [Letter from Altschul to LP April 6, 1937] [Filed Under LP Correspondence: A: Correspondence, Box #12.3]
  • Letter from LP to Dr. Edwin R. Buchman RE: LP apologizes for the delay in the proposal of Buchman's opportunity to move his work to California Tech. At this time, LP offers Buchman a lab in the current building beginning in June until the construction of the new Crellin Laboratory of Chemistry is available in another year. He also offers Buchman the title of Research Fellow. [LP's last letter: March 4, 1937] [Buchman's reply: April 18, 1937] [Filed under LP Correspondence: Box #33.2, file: Buchman, Edwin R. 1936-1960)]
  • Letter from LP to Professor Charles A. Kraus RE: LP reports that he has only one recommendation for a man to work at Brown next year and that is Dr. Leslie S. Sutton. [Filed under: K: Correspondence, Box #200.2]
  • Letter from LP to Warren Weaver, Director, The Natural Sciences-Rockefeller Foundation RE: On behalf of the Division of Chemistry and Chemical Engineering, LP requests that a training fellowship be awarded to Dr. Carl Niemann from July 1, 1937 to July 1, 1938. [Weaver's reply to LP April 23, 1937] [LP Science Box 14.038, Folder 5]
  • Letter from W. A. Noyes to LP RE: Asks LP if he has suggestions about the book on laboratory technique. [Filed under: N: Individual Correspondence, Box #279.3]
  • Postcard from P. W. Selwood to LP RE: requesting a reprint of his paper Magnetic Properties and Structure of Hemoglobin. [Filed under: S: Correspondence, Box #377.7]

April 16
  • LP writes cheque to: The American Association of University Professors amount $4 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from C. A. Moore to CIT RE: Inquires as to what chemical will bleach ordinary charcoal. [LP's reply: April 22, 1937] [Filed under: M: Correspondence, Box #255.4]

April 17
  • Letter from W. M. Urbain to LP RE: Asks LP for reprints of "The Magnetic Properties and Structure of Ferrihemoglobin and some of it's compounds." [Filed under: U: Correspondence, Box #421.1]

April 18
  • Note from Edwin R. Buchman to LP RE: Buchman thanks LP for his kind invitation to join him and at California Tech. Also, Buchman congratulates LP for his appointment of Chairman of the Chemistry Division and Director of the Laboratories. Will write back in the next few weeks to set a date to visit. [LP's letter April 15, 1937] [LP's reply: April 22, 1937] [Filed under LP Correspondence: Box #33.2, file: (Buchman, Edwin R. 1936-1960)]
  • Telegraph from William T. Astbury to LP RE: Hopes to be in California about May 21st to 25th. [Filed under LP Correspondence: Box #6.18, file: Astubury, William T.)]

April 19

April 20
  • AHP writes cheque to: Pitzer and Warwick amount $14.40 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP and L. Brockway submit for publication the accompanying manuscript on "The Carbon-Carbon Bond Distances, etc." [LP Science Box 14.002, Folder 3]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP believes that the communication on the crystal structure of stearic acid by Germer and Storke not be accepted for publication. [LP Science Box 14.002, Folder 3]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP believes that the paper by Bailey and Gordon on the "Infrared Absorption Spectrum of Hydrogen Peroxide" is more suitable for publication in another journal such as the Journal of Chemical Physics. [LP Science Box 14.002, Folder 3]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP recommends that the paper by Storch and Kassel on the pyrolysis of ethane be accepted for publication. [LP Science Box 14.002, Folder 3]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP would be pleased to have the ten reprint copies of his review of Klemm's "Magnetochemie." [LP Science Box 14.002, Folder 3]
  • Letter from LP to Dr. John G. Kirkwood, Cornell University RE: LP congratulates him on his appointment as Associate Professor at Chicago. [Filed under: K: Individual Correspondence, Box #198.12]
  • Letter from Marjorie R. Lassettre to Mack Printing Company RE: Asks for a better description of the reprints listed on Dr. Brockway's bill of $2.28. The Institute will not pay for them without it. [Filed under: M: Correspondence, Box #255.4]
  • Letter from W. N. Lacey to Dr. Charles M. Blair RE: Responds to his letter that was referred to him from LP and offers two suggestions for him. One is to consider work with Dr. Frank W. Hall at the Texas Company and the other to contact Mr. S. L. Starks from the Dow Chemical Company. [Filed under LP Correspondence: Box #37.4, file: 1937]
  • Letter from unknown to LP RE: Thanking LP for his letter of April 15th. He knows of Dr. Stutton's work, however he hesitates to take on a man whose position would turn out to be permanent. [Filed under: S: Individual Correspondence, Box #370.8]

April 21
  • Letter from Henry Gilman to LP RE: Asks LP to check the was engravings of figures or formulas, make needed corrections and then send them directly to Mr. S. E. Norris. [Filed under: G: Individual Correspondence, Box #136.11]

April 22
  • Letter from LP to Dr. Gilbert King RE: LP was pleased to hear from King and is happy to learn that he is tackling the helium problem with some new methods. [Filed under: K: Correspondence, Box #200.2]
  • Letter from LP to Dr. Ralph Hultgren RE: Is glad to learn of Hultgren's appointment as faculty instructorship and of the progress of his work. [Filed under: H: Individual Correspondence, Box #163.3]
  • Letter from LP to Dr. W. G. Penney RE: LP was very interested to see his work on interatomic distances and bond order. [Filed under: P: Correspondence, Box #312.1]
  • Letter from LP to Edwin R. Buchman RE: Is looking forward to Buchman's visit. [Buchman's letter April 18, 1937] [Buchman's reply: May 5, 1937] [Filed under LP Correspondence: Box #33.2, file: (Buchman, Edwin R. 1936-1960)]
  • Letter from LP to McGraw-Hill Book Company RE: LP requests three copies of "Introduction to Quantum Mechanics" by Pauling and Wilson and three copies of "The Structure of Line Spectra by Pauling and Goudsmit. [Filed under: LP Books, 1935b.1]
  • Letter from LP to Mr. C. A. Moore RE: LP informs Moore that the natural color of charcoal is black and to his knowledge there would be no way of bleaching it. [Moore's letter: April 16, 1937] [Filed under: M: Correspondence, Box #255.4]
  • Letter from LP to Mr. D. P Mellor RE: LP looks forward to his arrival on September 4 and is sending separately reprints of recent papers in the field. [Filed under: M: Individual Correspondence, Box #246.7]
  • Letter from LP to Mr. Williams Haynes RE: Regrets to say that his experience with the training of men for industrial positions has been limited and thus does feel that he can answer the questions addressed in his letter of April 1. [Filed under C: Correspondence, 1921-1937, Box #74.5]
  • Letter from LP to Mrs. Lucille Jenkins RE: LP is pleased to learn that she has returned from a happy honeymoon trip and that she is pleased with his new appointment. [Filed under: J: Correspondence, Box #192.4]
  • Letter from LP to Professor Farrington Daniels RE: Despite the lack of success in the past when making prints of electron diffraction photographs he has decided to ask Mr. Stosick to make a trial with negatives which have been obtained of hexamethylbenzene. LP, also reports that no one from the lab will be attending the meeting in Denver during June. [Daniels' letter: April 9, 1937] [Filed under D: Individual Correspondence: Box #89.4]
  • Letter from LP to Professor J. E. Lennard-Jones RE: LP explains that he has been very impressed with his recent work on electronic structure and polyenes and aromatic molecules by the molecular orbital method and thanks him for sending the reprints. [Filed under: L: Individual Correspondence, Box #215.4]
  • Letter from LP to Professor Lark-Horovitz RE: Is sending some of the loder reprints separately however, many of them have been exhausted. [Filed under: H: Correspondence Box #165.2]
  • Letter from LP to Professor S. H. Graf to LP RE: Recommends a young man deGarno for a junior membership of LP's staff. [Filed under: G: Correspondence, Box #140.2]
  • Letter from Warren Weaver, Director of the Natural Sciences, The Rockefeller Foundation to LP RE: Thanking LP for his note of April 16, 1937. He will be meeting with Dr. Millikan shortly to discuss the grant application and will get back to LP as he feels that there are several aspects which need clarification and amplification. [LP Science Box 14.037, Folder 8]
  • Note from LP to Mr. Fogg, Registrar RE: Informing Fogg that Mr. Normah Elliott has fulfilled the requirement for admission to candidacy for the Doctor's degree in chemistry. [Filed under: F: Correspondence, 1935-1956, Box #128.3]

April 23
  • Letter from Ed Lingafelter to LP RE: Thanks LP for his generous offer to help with the determination of the structure of the Mercury-Ammonia compounds. [Filed under: M: Correspondence, Box #255.4]
  • Letter from Frank Blair Hanson, Rockefeller Foundation to LP RE: Discussing financial arrangement and terms for Niemann's fellowship. [LP's letter to Weaver April 16, 1937; LP's reply to Hanson April 30, 1937] [LP Science Box 14.038, Folder 5]

April 24
  • Letter from LP to Mrs. Carlton Murphy RE: LP expresses his deepest sympathy over the loss of her son. LP had been looking forward with pleasure to having him come to the CIT. LP encloses his letter and the transcript as she had requested. [Murphy's letter: April 19, 1937] [Filed under: M: Correspondence, Box #255.4]

April 26
  • AHP writes cheque to: Edwin Porter amount $7.20 [Filed under LP Biographical: Box #4.014, Folder #1]
  • LP writes cheque to: Mme. Julien Ewrard amount $15.75 [Filed under LP Biographical: Box #4.014, Folder #1]
  • Letter from Henry Gilman to LP RE: Asks what LP suggests as a suitable running head for his chapter as his current title is more than 35 characters. [Filed under: G: Individual Correspondence, Box #136.11].
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP believes that the paper by Dr. John Arthur Wilson on "Some Complex Chemical Reactions" should be rejected for publication. [Next letter re: Wilson's MS May 26, 1937] [LP Science Box 14.002, Folder 3]
  • Letter from LP to Dr. Gerald Wendt RE: LP recommends that Dr. C. H. Douglas Clark's work not be invited to submit an article for the Reviews. [Wendt's letter: April 19, 1937] [Filed under C: Organizational Correspondence: Box #70.5, file: Chemical Reviews]
  • Letter from LP to Dr. Harold P. Klug RE: LP apologizes for not responding sooner but says he has been extremely busy no that he is head of the department. LP explains what is going on in the lab at this time. [Filed under: K: Individual Correspondence, Box #199.3]
  • Letter from LP to Professor W. A. Noyes RE: LP does not have any strong opinions regarding the proposed Monograph in laboratory technique. [Filed under: N: Individual Correspondence, Box #279.3]

April 27
  • Letter from Edgar C. Bain to LP RE: Expresses his thanks for the copy of the paper "Electron Diffraction by Gas Molecules" by L. O. Brockway and expresses his pleasure when meeting LP in Pasadena early in March. [Filed under LP Correspondence: Box #37.4, file: 1937]
  • Letter from Robert Millikan, C. I. T. to Allan C. Balch, cc: LP RE: Inquiring whether the Trustees (C. I. T.) would cover the expenses of a trip for A. R. Todd to Pasadena from England to look over the department, etc. so that he might consider taking a position there. [LP Science Box 14.037, Folder 8]
  • Letter from W. Everett Land to LP RE: Land writes that it was a pleasure to meet LP before the Georgia section of the American Chemical Society. Asks LP if it is possible to obtain a grant of some kind for the next academic school year. [Filed under: L: Correspondence, Box #230.3]

April 28
  • Letter from J. C. Warner to LP RE: Explains that he has been appointed to a committee which is to make plans and recommendations regarding a new library at the Carnegie Institute of Technology. Asks LP to please help him get information on a number of points. Also, encloses a copy of the experimental paper on dioxane. [LP's letter: February 13, 1937] [Filed under: W: Correspondence, Box #443.5]
  • Letter from LP to the Executive Council of C. I. T. RE: LP recommends appointments to be from the Rockefeller Fund and the Molecule-Structure Fund for the period of July 1, 1937 to June 30, 1938. [LP Science 14.038, Folder 2]

April 29
  • Letter from LP to Macmillan Company RE: LP asks for a copy of "A System of Qualitative Analysis of the Rare Elements" by Arthur A. Noyes and William C. Bray. [Filed under: M: Correspondence, Box #255.4]

April 30