“Letter to Feynman's late wife Arline. The letter is dated 17 October 1946; Arline died of tuberculosis on 16 June 1945.”
Source: Wikiquote
“Letter to Feynman's late wife Arline. The letter is dated 17 October 1946; Arline died of tuberculosis on 16 June 1945.”
Source: Wikiquote