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July 1
  • AHP writes cheque to: Nellie Durby amount $2.60 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Wesley Unfried amount $3.60 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Draft of Rockefeller Grant Budget for July 1, 1938 to June 30, 1939 and several pages of notes containing budget information [Filed under LP Biographical: Box #1.031, Folder #31.1]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP believes that the letter by Douglas Clark in response to LP's review of his book should not be published. [Filed under LP Science: Box #14.002, Folder #2.3]
  • Letter from LP to Dr. Alexander Kossiakoff RE: LP is glad to learn that he is interested in coming to CIT next year and gives him permission to do so. [Filed under: K: Correspondence, Box #200, Folder #200.3]
  • Letter from LP to Mr. Lindsey RE: LP is sorry to say that the problem he suggests is not closely related to the activities of the Institute at present and that it is not possible for CIT to carry on an investigation in this field. [Filed under: L: Correspondence, Box #230, Folder #230.4]

July 2
  • LP writes cheque to: New York Hardware amount $10.20 [Filed under LP Biographical: Box #4.014, Folder #2]
  • LP writes cheque to: New York Hardware amount $15 [Filed under LP Biographical: Box #4.014, Folder #2]
  • LP writes cheque to: New York Hardware amount $3.86 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from LP to Dr. Philip A. Leighton RE: LP thanks Leighton for the invitation to attend the summer conference in August and informs him that he and AHP are planning to come at that time. [Filed under: L: Correspondence, Box #230, Folder #230.4]
  • Letter from LP to Professor Harold C. Urey RE: LP regrets that Cit is not in a position to take action with regard to Professor Otto Redlich. [Filed under: Urey, Harold: Reprints and Correspondence, Box #419, Folder #419.1]
  • Letter from LP to Professor Ralph Hultgren RE: Congratulates Hultgren on his appointment as Assistant Professor. [Filed under: H: Individual Correspondence, Box #163, Folder #163.3]
  • Letter from LP to W. A. Noyes RE: LP speaks of the question of publication of Patterson and Capells' Catalog of Ring Systems. LP addresses several issues regarding the monograph and suggests three ways that the publication be arranged. [Filed under: N: Individual Correspondence, Box #279, Folder #279.4]

July 5

July 6

July 7
  • Letter from LP to Dr. E. W. Hughes RE: Explains that nothing more will need to be sent to complete the book but LP wonders when he may expect the proofs to arrive. [Filed under: H: Individual Correspondence, Box #163, Folder #163.1]
  • Letter from Vice President of The National Smelting Co. to LP RE: Thanks LP for his letter and regrets to say that he has no place for Dr. Neuburger at his company. [Filed under: N: Correspondence, Box #287, Folder #287.5]

July 8
  • AHP writes cheque to: Nellie Durby amount $1.10 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from Donald H. Andrews to LP RE: On behalf of the Dohme Lectures Committee Andrews invites LP to be a speaker to graduate students during the academic school year 1938-1939. Suggests Friday April 28, 1939 as a tentative date but will be flexible as LP's travel plans permit. [Filed under LP Correspondence: Box #6, Folder #6.11]
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: Based on conference with Dr. E. R. Buchman on the paper, LP recommends the paper by Harvel and Peppel not be published. [Filed under LP Science: Box #14.002, Folder #2.3]

July 9
  • AHP writes cheque to: Wesley Unfried amount $1.60 [Filed under LP Biographical: Box #4.014, Folder #2]
  • LP writes cheque to: California Institute of Technology amount $31.03 [Filed under LP Biographical: Box #4.014, Folder #2]
  • LP writes cheque to: John P. Hoffman amount $43.50 [Filed under LP Biographical: Box #4.014, Folder #2]
  • LP writes cheque to: National Academy of Sciences amount $10 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from LP to Dr. T. F. Young RE: Asking for his opinion of Warren E. Henry as to whether or not he should be admitted to CIT. [Filed under: Y: Correspondence, Box #462, Folder #462.1]
  • Letter from LP to Dr. T. R. Hogness RE: Asks Hogness for his opinion of Warren E. Henry and his advice as to whether or not he should admitted to graduate work at CIT. [Filed under: H: Individual Correspondence, Box #162, Folder #162.5]
  • Letter from LP to Mr. Robert Casamajor, RE: Thanks him for transferring 60 shares of Mira Loma Mutual Water Co. stock to AHP and himself. Requests for the installation of a pipe line to carry water to their land and asks about the cost of the installation. [Letter from Casamajor to LP, 6-16-1938] [Filed under LP Personal Safe: Drawer 2, Folder 2.034, 34.22]

July 10
  • AHP writes cheque to: California Institute of Technology amount $85 [Filed under LP Biographical: Box #4.014, Folder #2]

July 11
  • AHP writes cheque to: Athenaeum amount $2 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Bode's amount $28.85 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: City of Pasadena amount $9.36 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Dr. H. A. Whipple amount $30 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: F. C. Nash amount $13.17 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Southern California Gas Company amount $2.68 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Southern California Telephone Company amount $3.15 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Standard Oil Company of California amount $8.08 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: T. W. Mather Company amount $1.24 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Union Oil Company of California amount $5.11 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from Dr. C. Scherzer to LP RE: asking LP to submit a short paper, in honor of Professor Sommerfeld, for the first December issue of the Annalen. [Filed under: S: Correspondence, Box #377, Folder #377.8]

July 12
  • Letter from Alexander Kossiakoff to LP RE: Thanks LP for allowing him to come to CIT next year and plans to come to Pasadena the middle of September. [Filed under: K: Correspondence, Box #200, Folder #200.3]
  • Letter from J. A. Hyland to LP RE: Hyland sends LP proofs of the proposed errata sheet that is to be inserted in all copies of the second printing of his book. Asks that LP send the proofs back with approval or suggestions for correction as soon as possible. [Filed under LP Books: Box 1935b, Folder 1935b.1]
  • Letter from LP to E. C. Barrett, C. I. T. RE: LP recommends appointments to be made from the Rockefeller Fund. [Filed under LP Science: Box #14.038, Folder #38.3]

July 13
  • Letter from LP to Donald H. Andrews RE: LP accepts Andrews invitation to deliver on of the Dohme Lectures in the Spring. Will write at a later date to confirm the time. [Letter from Andrews to LP July 8, 1938] [Filed under LP Correspondence: Box #6, Folder #6.11]
  • Letter from LP to Dr. Carl Niemann RE: LP looks forward to his arrival in early August and instructs him to come directly to the laboratory so that he may help in finding a house or apartment to live in. [Filed under: N: Individual Correspondence, Box #277, Folder #277.5] [Niemann's note: June 9, 1938]
  • Letter from LP to Dr. E. N. Bailey RE: Asking for Bailey's opinion of Mr. Lincoln Varniswald who has applied for appointment of stock room keeper at CIT. [Filed under: V: Correspondence, Box #427, Folder #427.1]
  • Letter from LP to Dr. E. W. Hughes RE: Apologizes that the omission of Figure 23-3 has caused a few problems but looks forward to Hughes' arrival in August. [Filed under: H: Individual Correspondence, Box #163, Folder #163.1]
  • Letter from LP to Dr. Harrison E. Howe RE: LP encloses a Bulletin of the California Institute describing the recent ceremony of dedication of the new Crellin Laboratory of Chemistry. [Filed under: H: Individual Correspondence, Box #162, Folder #162.11]
  • Letter from LP to Dr. M. C. Neuburger RE: LP is sorry to report that his efforts to find a suitable position has not led to anything so far. Will let him know as soon as he hears anything. [Filed under: N: Correspondence, Box #287, Folder #287.5]
  • Letter from LP to Dr. P. M. Hurst RE: Asking Hurst for his opinion of Mr. Lincoln Varniswald who has applied for appointment of stock room keeper at CIT. [Filed under: V: Correspondence, Box #427, Folder #427.1]
  • Letter from LP to Dr. William N. Lacey RE: Asks Lacey for a list of names of men from industrial companies who might be interested in hiring Dr. M. C. Neugburger from Vienna. [Filed under: L: Individual Correspondence, Box #212, Folder #212.1]
  • Letter from LP to Professor George Glockler RE: Reports that he has just bought a piece of land in the Sierra Madre Villa. [Filed under: F: Correspondence, Box #136, Folder #136.15]

July 14
  • AHP writes cheque to: Betty Vanderlaan amount $15 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Rose Vanderlaan amount $25 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Wesley Unfried amount $1.60 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from LP to Mr. Robert Casamajor, RE: Asks for a statement from him about the use of the pipe that will be laid from the Mira Loma Water Company's main to his land. Explains what he requested and says that since he and AHP are going to cover the expense of the installation, they would like to know that the entire pipe be for their use only. [Filed under LP Personal Safe: Drawer 2, Folder 2.034, 34.21]

July 15

July 18
  • AHP writes cheque to: Adohr Milk Farms amount $26.76AHP writes cheque to: Connecticut Mutual Life Insurance Company amount $37.37 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: C. J. Gould amount $24.72 [Filed under LP Biographical: Box #4.014, Folder #2]

July 19
  • Letter from C. S. Marvel to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: Requests the Referee's (LP) opinion on the comparison of reactions between the absorption spectra of diphenyl-t-butylallene and that of diallene. [Filed under LP Science: Box #14.002, Folder #2.3]
  • Letter from LP to Dr. Alexander Kossiakoff RE: LP looks forward to his arrival in September. Informs Kossiakoff if his doctorate has already been awarded then no fees will be charged. [Filed under: K: Correspondence, Box #200, Folder #200.3]
  • Letter from LP to Dr. David R. Merrill RE: LP writes on behalf of Neuburger who is looking for a position in American. LP goes on to describe him and wonders if he has any positions available. [Filed under: N: Correspondence, Box #287, Folder #287.5]
  • Letter from LP to Dr. E. C. Williams RE: LP writes on behalf of Neuburger who is looking for a position in American. LP goes on to describe him and wonders if he has any positions available. [Filed under: N: Correspondence, Box #287, Folder #287.5]
  • Letter from LP to Dr. Gordon Alles RE: LP writes on behalf of Neuburger who is looking for a position in American. LP goes on to describe him and wonders if he has any positions available. [Filed under: N: Correspondence, Box #287, Folder #287.5]
  • Letter from LP to J. A. Hyland RE: LP returns separately the corrected proofs for the errata sheet. Thanks Hyland for sending an interleaved copy of the book. [Filed under LP Books: Box 1935b, Folder 1935b.1]
  • Letter from LP to Mr. R. A. Halloran RE: LP writes on behalf of Neuburger who is looking for a position in American. LP goes on to describe him and wonders if he has any positions available. [Filed under: N: Correspondence, Box #287, Folder #287.5]
  • Signed and dated copy of the Introduction to Quantum Mechanics, written by LP and E. Bright Wilson, Jr. Inside front cover LP writes: "17000 copies sold in first 18 years, 1935-1953." [Filed under: LP Books, 1938b.1]

July 21

July 22
  • LP writes cheque to: Kenneth A. Gordon amount $200 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Note E. N. Bailey to LP RE: Recommends Mr. Lincoln Varniswald to LP for appointment as stock room keeper in the organic chemistry department at CIT. [LP's letter: July 13, 1938] [Filed under: V: Correspondence, Box #427, Folder #427.1]
  • Research notebooks of LP, RNB 14 RE: Magnetic properties of CH3CHNO CHCl CH3

July 23
  • Letter from Arthur B. Lamb, Editor, Journal of the American Chemical Society to LP RE: Forwards LP a copy of Marvel's letter questioning LP about comments made on his paper "A Study of Ring closures in Tetraaryldiallenes" (1938-07-19). [LP's reply to Lamb July 28, 1938] [Filed under LP Science: Box #14.002, Folder #2.3]

July 24
  • Letter from E. C. Barrett, Comptroller, C. I. T. to LP RE: Notifying LP that the Executive Council of C. I. T. approved the included recommendations of the Council of the Division of Chemistry and Chemical Engineering. [Filed under LP Biographical: Box #1.029, Folder #29.1]
  • Note from A. R. Todd to LP RE: Apologizes for not responding sooner, however his new job in Manchester has given him a lot of work to do. Would like very much accept LP offers to work in Pasadena during the 1939-1940 school year, however it looks doubtful at this time. [Filed under: T: Individual Correspondence, Box #407, Folder #407.6]

July 25
  • Letter from Warren Weaver, Director, The Natural Sciences-The Rockefeller Foundation to LP RE: Weaver suggests LP write Prof. Zechmeister and ask him to visit C. I. T. on his trip to the U. S. if he will be on the West Coast. Zechmeister is primarily interested in the role of carotinoids in animal metabolism and in his chromatographic method for the separation of enzymes. [LP's reply to Weaver July 29, 1938] [Filed under LP Science: Box #14.038, Folder #38.6]

July 26
  • AHP writes cheque to: Wesley Unfried amount $1.90 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from J. A. Hyland to LP RE: Thanks LP for his letter of July 19th with which he returned the corrected proofs of the errata slip. He still awaits word from Dr. Wilson as to whether or not agrees with all the corrections. [Filed under LP Books: Box 1935b, Folder 1935b.1]
  • Letter from LP to Mr. Kermit Jacobson RE: LP asks if Jacobson if he is interested in a job in the new Crellin Laboratory as stock room keeper. If interested LP asks that he visit Pasadena for an interview immediately. [Filed under: J: Correspondence, Box #192, Folder #192.5]
  • Letter from Shell Development Company to LP RE: Informs LP that he letter has arrived during Dr. Williams absence in Europe however, it will be forwarded to him if he desires further action be taken. [Filed under: N: Correspondence, Box #287, Folder #287.5]

July 27
  • Letter from LP to Mr. Edward C. Lingafelter RE: LP encloses two x-ray photographs of his crystal. [Filed under: L: Correspondence, Box #230, Folder #230.4]
  • Letter from LP to Professor Ermon D. Eastman RE: LP is pleased with Lingafelter's photographs for structure determination but thinks it would be wise for him to send his manuscript to be looked over before publication. [Filed under LP Correspondence: Box #106, Folder #106.1]
  • Letter from LP to Professor Martin Kilpatrick RE: LP regrets to say that he cannot recommend any one at this time for research assistant. [Filed under: K: Correspondence, Box #200, Folder #200.3]
  • Letter from LP to Professor Philip A. Leighton RE: LP reports that it will not be possible for him to come to the research conference because of various jobs that need to be attended to. [Filed under: L: Correspondence, Box #230, Folder #230.4]
  • Press Release from the Department of State Re: A Division of Cultural Relations will be established in the Department of State. [Filed under LP Science: Box #14.001, Folder #1.1]

July 28
  • Letter from LP to Arthur B. Lamb, Editor, Journal of the American Chemical Society RE: LP comments on the issue Marvel raised questions about concerning his paper on "A Study of Ring Closures in Tetraayldiallenes." [Lamb's letter to LP July 23, 1938] [Filed under LP Science: Box #14.002, Folder #2.3]
  • Letter from LP to Dr. Walter Soller RE: LP recommends Dr. Darrell Osborne for the position left vacant by Dr. Albert Sherman's death. [Soller's letter: July 21, 1938, Soller's reply: August 1, 1938] [Filed under: S: Correspondence, Box #377, Folder #377.8]
  • Letter from LP to Miss Mitchell RE: LP has received the two volumes, Parts II and III of the "Fine Structure of Matter" by Douglas Clark which he was unable to review. [Filed under: M: Correspondence, Box #255, Folder #255.5]
  • Letter from R. A. Halloran to LP RE: Responds to LP's letter regarding Professor Neuburger and explains that they do not have a position for his at this time. [Filed under: N: Correspondence, Box #287, Folder #287.5]

July 29
  • AHP writes cheque to: Nellie Durby amount $2.15 [Filed under LP Biographical: Box #4.014, Folder #2]
  • Letter from LP to Warren Weaver, Director, The Natural Sciences-Rockefeller Foundation RE: LP is writing Zechmeister to see if he will come to Pasadena on his trip. Shaffer's preliminary work results on the application of the chromatographic method to amino acid separation are promising. LP outlines plans for work during the coming year in the crystal structure field. [Weaver's letter to LP July 25, 1938] [Filed under LP Science: Box #14.038, Folder #38.6]
  • Manuscript Notes: "Metals", [re: the nature of metallic bonds] [Filed under LP Science: Box #5.001, Folder #1.10]

July 30
  • LP writes cheque to: Farmer's Meat Dept. amount $5 [Filed under LP Biographical: Box #4.014, Folder #2]

July 31
  • AHP writes cheque to: Pasadena Star-News amount $0.90 [Filed under LP Biographical: Box #4.014, Folder #2]
  • AHP writes cheque to: Sanitary Laundry amount $3.45 [Filed under LP Biographical: Box #4.014, Folder #2]