Letter from Linus Pauling to Heinrich Heesch. May 18, 1963Pauling thanks Heesch for his book and discusses Richard Morgan's interest in a map problem that Heesch had previously worked on. View TranscriptAssociated: Otto Kienzle, Ava Helen Pauling, California Institute of Technology ID: corr153.2-lp-heesch-19630518 |