.jpg?mode=max&w=1024&resize=1024,1024&ssl=1 "AN IBM 7090 MAINFRAME COMPUTER")
Comprising an IBM 7151 console control unit with IBM 7155 switch control console attached to side, an IBM 711 card reader, two IBM 7617 Data Channel Consoles, an IBM 7608 power converter, thirteen IBM 729 magnetic tape units, an IBM 1401…
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