Herman Hollerith. American Inventor and Engineer 1860–1929 Born on February 29, 1860, in Buffalo, New York, Herman H. Hollerith was a prolific inventor and a pioneer in data processing. His punched-card tabulating machines,...

1860-1929 American Inventor, Businessman and Statistical Engineer Herman Hollerith's invention of a machine able to tabulate information encoded in the form of holes punched in paper cards dramatically speeded up the 1890 United States census,...

American Mathematician and Inventor 1860–1929 The presidential race between Texas Governor George W. Bush and U.S. Vice-President Al Gore in November 2000 illustrated the importance of accurately counting every vote. The hand recounts also...

(born Feb. 29, 1860, Buffalo, N.Y., U.S.—died Nov. 17, 1929, Washington, D.C.) U.S. inventor. He attended Columbia University's School of Mines and later assisted in the 1880 U.S. census. By the time of the 1890 census, he had invented machines...

Herman Hollerith (February 29, 1860 – November 17, 1929) was a German-American statistician who developed a mechanical tabulator based on punched cards in order to rapidly tabulate statistics from millions of pieces of...