VANNEVAR BUSH (1890-1974) American scientist and engineer about about 1942 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/vannevar-bush-1890-1974-american-scientist-and-engineer-about-about-1942-image599483033.html

RM2WR8PM9–VANNEVAR BUSH (1890-1974) American scientist and engineer about about 1942

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