April 22, 1940 - Linus Pauling Day-by-Day

The Pauling children and their puppies. 1940. Picture Larger Images / More Information.

< April 1940 >

Travel: Washington, D.C.

Letter from O.J. Backus to LP RE: Asks if Caltech could identify the chemical contents of some cleaning supplies he has. [Letter from Chemistry Secretary to Backus April 26, 1940] [Filed under LP Correspondence: Box #37.7, file:(B: Correspondence, 1940)]
Writes cheque to "Willard Hotel," $50.00. [Filed under LP Biographical: Business and Financial, Box 4.015, Folder 3]