1. Letter from Linus Pauling to Arthur Hawley Parmalee Creator: Pauling, Linus, 1901-1994 Date: 20 May 1949 Genre: Letters (correspondence)
2. Memorandum from Linus Pauling to J. F. Catchpool Creator: Pauling, Linus, 1901-1994 Date: 17 June 1960 Genre: Memorandums