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October 2
  • Lecture Notes: The Nature of the Chemical Bond-Lecture 4 (11 a.m.), Further Examples of Resonance [LP Biographical: Academia Box 1.011, Folder 1]

October 7
  • AHP writes cheque to: Katharine Putnam Crane amount $85 [Filed under LP Biographical: Box #4.013, Folder #1]
  • Letter from W. A. Noyes to LP RE: Asks LP if he has done anything further with the his results in the study of fluorine nitrate and whether it is his intention to publish them. Informs LP that his article on Electronic Theories is out and he will send a reprint. [Noyes' next letter: October 11, 1935] [Filed under: N: Individual Correspondence, Box #279.3]
  • Typescript: LP, "The Structure of Napthalene." [LP Manuscripts of Articles, 1935a.1]

October 9
  • AHP writes cheque to: A. H. Shaw amount $1.75 [Filed under LP Biographical: Box #4.013, Folder #1]
  • Lecture Notes: The Nature of the Chemical Bond-Lecture 5 (11 a.m.), The Systems of H2+, H2, He2+ and He+He [LP Biographical: Academia Box 1.011, Folder 1]

October 11
  • Invoice from American Potash and Chemical Corporation to LP RE: Attaches payment in check for $215. [Filed under LP Personal Safe: Drawer 3, Folder 3.018.19]
  • Letter from T. Batuecas, Universidad de Santiago, to LP RE: Written in French. Informs LP that he will giving some conferences in November about valence and chemical bond theories and asks LP to send him some reprints from the Journal of the American Chemical Society volume 53, which they do not have in the library at his university. [Filed under LP Personal Safe: Drawer 3, Folder 3.018.19] 0, 1930
  • Manuscript: How to Tell an Acid from a Base, Cal Tech Chemistry Club, California Institute of Technology, Pasadena [LP Speeches 1935s.4]

October 13
  • Letter from Oliver Wulf to LP, RE: Wulf declines offer to be named as a coauthor on paper with LP because he does not feel as if he had a real part in it. He also describes work at his lab. [Filed under LP Books, 1939b.2]

October 14
  • Lecture Notes: The Nature of the Chemical Bond-Lecture 6 (9 a.m.), Atomic Orbitals and Single Bonds [LP Biographical: Academia Box 1.011, Folder 1]
  • Letter from Henry Gilman, Iowa State College to LP RE: Acknowledging LP's letter and manuscript of October 9, 1935. [Gilman's last letter to LP May 23, 1935] [Filed under G: Individual Correspondence, Box #136.11]

October 16
  • AHP writes cheque to: A. H. Shaw amount $1.75 [Filed under LP Biographical: Box #4.013, Folder #1]

October 17
  • AHP writes cheque to: Lola Labadie amount $15.62 [Filed under LP Biographical: Box #4.013, Folder #1]
  • Note from Oliver Wulf to LP, RE: Concerning 8 hydroxy quinoline and an enclosed list of data. [Filed under LP Books, 1939b.2]

October 18
  • AHP writes cheque to: James Jameson amount $16 [Filed under LP Biographical: Box #4.013, Folder #1]

October 19
  • Letter from Oliver Wulf to LP, RE: He provides the recent results on o-chlorophenol and an explanation of their features to inform LP about the experimental side. [Filed under LP Books, 1939b.2]
  • Letter from Oliver Wulf to LP, RE: Thanking LP for copy of his article and offers a few remarks on it as well. [Filed under LP Books, 1939b.2]

October 21
  • Letter from Oliver Wulf to LP, RE: Wulf is glad that LP is working on the NH2 compounds because he has always felt they might contain more information than the others if they could be successfully treated [Filed under LP Books, 1939b.2]
  • Note from Ermon Eastman to LP RE: Discusses the upcoming article on the Third Law of Thermodynamics and several concerns he has. [Ermon's next letter to LP: October 31, 1935] [LP Manuscripts of Articles, 1936a.2]

October 22
  • AHP writes cheque to: Adohr Milk Farms amount $11.83 [Filed under LP Biographical: Box #4.013, Folder #1]
  • AHP writes cheque to: Athenaeum amount $8.64 [Filed under LP Biographical: Box #4.013, Folder #1]
  • AHP writes cheque to: Eskijian Brothers amount $21 [Filed under LP Biographical: Box #4.013, Folder #1]

October 23
  • Letter from John Lowry to LP RE: Explains that he has been reading "The Nature of the Chemical Bond," and asks for a reprint if possible. Makes several comments regarding this paper and praises LP's work. [Filed under: LP Books, 1939b2.2]
  • Letter from Oliver Wulf to LP, RE: Wulf reports the results on o-chlorophenol which he feels are pretty certain now, but provides data so that LP can judge that for himself. [Filed under LP Books, 1939b.2]

October 25
  • AHP writes cheque to: City of Pasadena amount $19.02 [Filed under LP Biographical: Box #4.013, Folder #1]
  • AHP writes cheque to: Faculty Club amount $4.48 [Filed under LP Biographical: Box #4.013, Folder #1]

October 27
  • AHP writes cheque to: Phoebe Sturtevant amount $4.48

October 28
  • AHP writes cheque to: Southern California Telephone Company amount $5.90 [Filed under LP Biographical: Box #4.013, Folder #1]
  • Letter from W. A. Noyes to LP RE: Explains to LP that on Saturday he spoke with T. F. Young who had been working for several years with Professor Harkins on a Monograph on Surface Tension. [Filed under: N: Individual Correspondence, Box #279.3]

October 29
  • Letter from Arthur B. Lamb to LP RE: Explains that because LP's manuscript, "The Structure of Naphthalene," dealt so largely with the paper of Fieser and Lothrop that the Journal of the American Chemical Society was sent directly to Dr. Fieser in order for him to make any statements or rebuttal he wishes to. [LP Manuscripts of Article, Box 1934a.1]

October 31
  • Note from Ermon Eastman to LP RE: Apologizes to LP for his previous note in which he go carried away and hopes that his comments were not bothersome. [LP's reply: November 2, 1935] [LP Manuscripts of Articles, 1936a.2]