Nobel Prize-winning physicist (1868-1953) who was the first to isolate the electron and measure its charge. TLS, one page, 6 x 8.5, California Institute of Technology letterhead, December 6, 1945. A brief letter to Stephen May, in full: “I am sending you the autograph that you ask for in the hope that it may possibly serve your purpose.” In fine condition. Accompanied by the original mailing envelope.
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