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What was the significant contribution of holerith to the development of computers?
Updated: 10/23/2022
He built a "counting" machine for the US census
using punched cards and electric contacts.
In 1896 he started the Tabulating Machine Company.
In 1911, his & 3 other companies formed the Computing Tabulating Recording Company,
In 1924 it was renamed International Business Machines Corp (IBM).
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