“Letter to his brother Frank Oppenheimer (14 October 1929), published in Robert Oppenheimer : Letters and Recollections (1995) edited by Alice Kimball Smith, p. 135”
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← J. Robert Oppenheimer timeline
“Letter to his brother Frank Oppenheimer (14 October 1929), published in Robert Oppenheimer : Letters and Recollections (1995) edited by Alice Kimball Smith, p. 135”
Captured 2026-08-16 from Wikiquote (en). The archived copy is preserved so this citation survives link rot.