Engineer (1890-1974) known for his pivotal role in the development of the atomic bomb as a primary organizer of the Manhattan Project. Uncommon glossy 8 x 10 portrait of Vannevar Bush by Harris & Ewing, neatly signed in fountain pen. Reverse bears a Harris & Ewing credit stamp and typed collector's label indicating that it was received in 1950. In fine condition, with paperclip impression to the top edge.
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