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Herman Hollerith founded the Computing-Tabulating-Recording Company, or CTR. In 1924 CTR became the International Business Machines Corporation.
1890 US Census.
Hollerith
Hollerith was an employee of the US Census Bureau. As there were no electronic computers, it was not a computer punch card, but was used in the 1890 census to semi-automate the processing and counting using electromechanical counters and sorters.
punched card tabulation and sorting devices for census of 1890. these machine counted data prepunched on millions of census punchcards, sorted them into categories, allowing additional counting, sorting, etc. this allowed completion of the census in 3 years instead of taking longer than 10 as hand methods would have.
Invented in 1890, by Herman Hollerith, it was a way to speed up the tabulation of the US Census.
Herman Hollerith founded the Computing-Tabulating-Recording Company, or CTR. In 1924 CTR became the International Business Machines Corporation.
1890 US Census.
Hollerith
1890, by Herman Hollerith for US census.
Hollerith was an employee of the US Census Bureau. As there were no electronic computers, it was not a computer punch card, but was used in the 1890 census to semi-automate the processing and counting using electromechanical counters and sorters.
punched card tabulation and sorting devices for census of 1890. these machine counted data prepunched on millions of census punchcards, sorted them into categories, allowing additional counting, sorting, etc. this allowed completion of the census in 3 years instead of taking longer than 10 as hand methods would have.
Semiautomated punchcard based Census tabulating counter and sorting machines, for 1890 US census.
The answer is Herman Hollerith.
Hollerith and Lanston are listedPatent number: 622157Filing date: May 25, 1894Issue date: Mar 28, 1899
Herman Hollerith invented the tabulating machine to support work in the US 1890 census, tabulating numbers for the count of population in the country.
Herman Hollerith. K.J.C