| Herman Hollerith The promulgator of the . Hollerith was born on 1860-02-29 and died on 1929-11-17. He graduated from Columbia University, NewYork, NY, USA. He joined the US Census Bureau as a statistician where he used a punched card device to help analyse the 1880 US census data. This punched card system stored data in 80 columns. This "80-column" concept has carried forward in various forms into modern applications. In 1896, Hollerith founded the to exploit his invention and in 1924 his firm became part of . The Hollerith system was used for the 1911 UK census. (1996-01-02) |
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