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Term: mathematics

Objects

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IBM Automatic Sequence Controlled Calculator (ASCC)- Harvard Mark I
1939-1944
demonstration of Peaucellier-Lipkin straight line linkage
1959
surveyor's semicircle protractor with diagonal scale and rotating arm
1700-1750
mathematical demonstration, angle divider (trisector ?)
1952-1964
comparative display of standard counters and later IBM ASCC-Mark I counters
1929-1938

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The Collection of Historical Scientific Instruments
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