- Letter from Henry E. Bent, Dean, University of Missouri, to LP. RE: Acknowledges his letter. Accepts the appointment to remain chairman. Suggests people to replace and people to reappoint.
- Letter from Martha D. Letts, Secretary to W. H. Freeman, W. H. Freeman and Company to Roger Hayward and LP RE: Reports that she received a note from Freeman asking her to tell them he will attend to the matter of the illustrations in Scientific American soon and will advise them of the outcome upon his return. Adds thanks to LP for catching the error in Dr. Noyes' name on the publication list. [Filed under LP Correspondence: 439.6]
- Newspaper Clipping: “Utah Chemists Will Honor National Head”, Salt Lake City (Utah) Tribune, October 25, 1948. [Filed under LP Scrapbooks, 1946-1950: Box #6.005, Folder 5.28]