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History
Howard H. Aiken
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Howard Hathaway Aiken was an American physicist and a pioneer in computing, being the original conceptual designer behind IBM's Harvard Mark I computer.
Howard Aiken
Howard Aiken
Harvard Mark I / IBM ASCC, left side.
Harvard Mark I / IBM ASCC, left side.
Harvard Mark I
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The Harvard Mark I, or IBM Automatic Sequence Controlled Calculator (ASCC), was one of the earliest general-purpose electromechanical computers used in the war effort during the last part of World War II.
Closeup of input/output and control readers
Closeup of input/output and control readers
The left end consisted of electromechanical computing components.
The left end consisted of electromechanical computing components.
The right end included data and program readers, and automatic typewriters.
The right end included data and program readers, and automatic typewriters.
Tape punch used to prepare programs
Tape punch used to prepare programs