automatic relay calculator
31Mechanical Engineering Heritage (Japan) — Myriad year Japanese clock, Heritage No. 22 The Mechanical Engineering Heritage (Japan) (機械遺産, kikaiisan …
32Harvard Mark I — ▪ computer technology an early protocomputer, built during World War II in the United States. While Vannevar Bush (Bush, Vannevar) was working on analog computing (analog computer) at the Massachusetts Institute of Technology (MIT), across town… …
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