Herman Hollerith Dead
Electric tabulation for the 1890 Census � his Tabulating Machine Company became one ancestor of IBM.
1850190019502000
Worked at Tabulating Machine Company
Created Tabulating Machine Company
Invented the punched-card tabulator (1889) for the 1890 US Census — processing it in a year instead of a predicted decade — and founded the company that became IBM.\n\nThe 80-column card persisted into the 1980s; data processing's founder.