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• AHP writes cheque to: Barker Brothers Inc. amount $46 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: City of Pasadena amount $4.39 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Commercial Credit Company amount $23.30 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Connecticut Mutual Life Insurance Company amount $11.56 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Connecticut Mutual Life Insurance amount $9.34 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Encyclopedia Britannica amount $16.30 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Hancock Music Company amount $37 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: L. C. Denslow amount $25 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Los Angeles Gas and Electric Corporation amount $3.99 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Mrs. M. M. Fillmore amount $11.20 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Pasadena Star News amount $1.95 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Pashgian Brothers amount $50 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Southern California Telephone Co. amount $3 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: William D. Crane amount $100 [Filed under LP Biographical: Box #4.011, Folder #2]
• Letter from H. E. Howe, Editor of Industrial and Engineering Chemistry to LP RE: Thanking LP for forwarding the requested photo and notifying him that biographical material from LP's nomination will accompany the photo when published. [Telegram from Howe July 17, 1931; next letter from Howe August 4, 1931] [LP Scrapbooks 6.002.1]

• Letter from H. E. Howe, Editor, Industrial and Engineering Chemistry to LP RE: Requesting a copy of LP's attended talk for the Buffalo meeting for publicity reasons. [Howe's previous letter August 1, 1931] [LP Scrapbooks 6.002.1]

• Letter from Charles L. Parsons, Secretary of the American Chemical Society to LP RE: Notifying LP that a blackboard and lantern slides will be available for his talk at the Buffalo meeting (as requested in his letter of 7-31). [LP's letter to Parsons July 31, 1931] [LP Scrapbooks 6.002.1]
• Letter from Thorfin Hogness to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry and inviting LP to stop by Chicago on his trip East. [Hogness' next letter August 17, 1930] [LP Scrapbooks 6.002.4]
• Note from A. Sommerfield, University of Michigan, to LP RE: Apologizes that he will not be able to come to the coast but he is returning to Germany immediately after the summer session in Ann Arbor finishes. Mentions that he had a controversy with Mark dealing with the electron bond in excited carbon and nitrogen without knowing about LP's published paper about those points. [Filed under LP Personal Safe: Drawer 3, Folder 3.018.190]

• AHP writes cheque to: Athenaeum amount $2 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: City of Pasadena amount $4.22 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: F. C. Nash and company amount $14.65 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Golden State Company, Ltd. amount $8.23 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: James E. Harvey amount $4 [Filed under LP Biographical: Box #4.011, Folder #2]

• Letter from Phoebe Hogness to AHP RE: Congratulating the Paulings on the A. C. S. Prize in Pure Chemistry and giving her regrets that she will not be in Chicago when they come through. [LP Scrapbooks 6.002.3]

• AHP writes cheque to: Mrs. M. M. Fillmore amount $12 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Sanitary Laundry amount $6.52 [Filed under LP Biographical: Box #4.011, Folder #2]

• LP writes cheque to: Cash amount $30 [Filed under LP Biographical: Box #4.011, Folder #2]
• Letter from H. M. Randall, University of Michigan to LP RE: Inviting LP to stay at his house on their trip East (on 8-30) and congratulating him on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.4]
• Letter from Thorfin Hogness, University of Chicago to LP RE: Hogness is glad LP can stop by Chicago on his way East, but regrets that he will be coming on the last day of vacation for the term and informs him that things will be a bit slow. [LP Scrapbooks 6.002.4]

• Letter from Arthur H. Compton, University of Chicago to LP RE: Inviting LP to stay with him in Chicago on his trip East on either Aug. 27 or 28. [Filed under LP Biographical: Folder #6.002, Folder #2.4]

• LP writes cheque to: Atchison, Topeka & Santa Fe Railroad amount $293.47 [Filed under LP Biographical: Box #4.011, Folder #2]
• Letter from W. E. Ramsey (former classmate of LP) to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.2]
• Newspaper Clipping: "Win Science Medals," New York Sun, RE: LP has been selected for the Langmuir prize of the American Chemical Society. [LP Newspaper Clippings: 1931n.3]
• Newspaper Clipping: "Young Chemist Wins Langmuir Award," New York Times. [LP Newspaper Clippings: 1931n.2]
• Newspaper clippings from The New York Times, The New York Sun, The New York Herald Tribune, The Oregon Daily Journal and The Morning Oregonian announcing LP as the winner of the Langmuir Award in Pure Chemistry and proclaiming him (among other things) "a rising star" and the "new prodigy in science." [LP Scrapbooks 6.002.5, 6.002.06]
• Note from "Aunt Beth and Family" to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. Includes newspaper clipping entitled, "O. S. C. Graduate Science Prodigy." [Filed under LP Biographical: Box #6.002, Folder #2.2]
• Note from N. V. Sidgwick to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.4]
• Telegram from George Glocker to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.2]
• Telegram from Palmer Miller to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.2]

• LP writes cheque to: Cardinal Studio Cleaners amount $4 [Filed under LP Biographical: Box #4.011, Folder #2]
• Letter from W. H. Ziegler (a druggist from Portland who was a friend of the Paulings) to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry, Peter's birth and invites him to visit when he is in Portland next. [LP Scrapbooks 6.002.3]
• Newspaper Clipping: "Oregon Man First in Young Chemists," Morning Oregonian, RE: Announces LP winning the first $1000 A. C. Langmuir Prize for his work in chemistry. [Newspaper Clippings: 1931n.4]
• Note from Mrs. James C. Miller to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.3]
• Telegram from W. A. Jensen, O. A. C. to LP RE: Congratulating LP on the A. C. S. Prize in Pure Chemistry and inquiring whether Horace gilbert from CIT would be interested in a position at O. A. C.. [LP Scrapbooks 6.002.2]

• AHP writes cheque to: Martin Casey amount $6.50 [Filed under LP Biographical: Box #4.011, Folder #2]
• AHP writes cheque to: Mrs. M. M. Fillmore amount $14 [Filed under LP Biographical: Box #4.011, Folder #2]
• LP writes cheque to: Cash amount $100 [Filed under LP Biographical: Box #4.011, Folder #2]
• LP writes cheque to: Cash amount $161.20 [Filed under LP Biographical: Box #4.011, Folder #2]

• LP writes cheque to: Progressive of Pasadena amount $15 [Filed under LP Biographical: Box #4.011, Folder #2]
• Letter from Otto Schmidt to LP RE: Thanks LP for his newest papers on the nature of the chemical bond. Schmidt tells LP they will arrive in Los Angeles on November 2nd and that members of the Society will be there to help them so LP need not inconvenience himself by coming to Los Angeles. Schmidt will call LP when they arrive in Pasadena and asks LP to help him find a good boarding house, which he and his wife will stay at until the end of January when he must go to the east of U.S.A. to call on some customers of his factory. LP handwritten notes on back relating to different boarding house possibilities. [Filed under LP Personal Safe: Drawer 3, Folder 3.018.149]
• Newspaper Clipping: "Professors of the Test Tube," Publication Unknown, RE: Announces that LP has been awarded the first A. C. Langmuir prize for his contributions to chemistry. [Newspaper Clippings: 1931n.5]

• Newspaper clippings from the New York Evening Post about the Langmuir Prize. [LP Scrapbooks 6.002.6]

• Newspaper clippings from the New York Herald Tribune about the Langmuir Prize. [LP Scrapbooks 6.002.7]

• Double Bond, Jr. Joke newspaper from the 82nd A. C. S. Meeting. This edition features a cartoon of LP with arms outstretched to take a money bag marked "$1000" from Gomberg. [LP Scrapbooks 6.002.13]
• LP awarded the A. C. S. Langmuir Prize in Pure Chemistry of $1,000
• Menu from the Subscription Dinner of the American Chemical Society at Hotel Statler in Buffalo, NY-Menu written in code of atomic numbers [LP Scrapbooks 6.002.10]
• Newspaper Clipping: "Prizeman," Time. [Newspaper Clippings: 1931n.6]
• Newspaper clipping from the Buffalo Courier-Express about the A. C. S. Langmuir Prize in Pure Chemistry. [LP Scrapbooks 6.002.7]
• Souvenir Program from the 82nd meeting of the American Chemical Society in Buffalo, NY (Aug. 31-Sept.4, 1931) "NF=B Double Bond." Includes info about the Langmuir Prize. [LP Scrapbooks 6.001.5]
• Time article announcing LP's winning of the A. C. S. Prize in Pure Chemistry. [LP Scrapbooks 6.002.6]