COMPUTER, 1942. The Atanasoff-Berry Computer, or ABC, an electronic calculating machine invented by John V. Atanasoff and Clifford Berry in 1942, showing the memory drum (center, rear), card readers (metal trays at left), and the control console (right). Photograph, 20th century.

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Creative#:

TOP16210156

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達志影像

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RM

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須由TPG 完整授權

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