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IBM SPEAKERS BUREAU SLIDE SHOW

Slide 73
Hollerith Patent

Courtesy: IBM Corporation

As early as 1884, Herman Hollerith, an engineer from Columbia University had been toying with machines -- both electrical and pneumatic -- that could compile statistical information.

He entered his machines in a competition held by the Census Bureau in 1889 to determine which of all available methods would be best for the next census. The Hollerith Electrical Tabulating System was the overwhelming winner.

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