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The Hollerith Machine - History - U.S. Census Bureau

census.gov · 105 words · saved by 1 readers

Following the 1880 census, the Census Bureau was collecting more data than it could tabulate. As a result, the agency held a competition in 1888 to find a more efficient method to process and tabulate data. Contestants were asked to process 1880 census data from four areas in St Louis, MO. Whoever captured and processed the data fastest would win a contract for the 1890 census. Three contestants accepted the Census Bureau's challenge. The first two contestants captured the data in 144.5 hours and 100.5 hours. The third contestant, a former Census Bureau employee named Herman Hollerith, completed the data capture process in 72.5 hours. Next, the contestants had to prove that their designs could prepare data for tabulation (i.e., by age category, race, gender, etc.). Two contestants required 44.5 hours and 55.5 hours. Hollerith astounded Census Bureau officials by completing the task in just 5.5 hours! Herman Hollerith's impressive results earned him the contract to process and tabulate

Factfinding is one of America’s oldest activities. In the early 1600s, a census was taken in Virginia, and people were counted in nearly all of the British colonies that became the United States at the time of the Revolutionary War. (There also were censuses in other areas of the country before they became parts of the United States.) Following independence, there was an almost immediate need for a census of the entire Nation. Both the number of seats each state was to have in the U.S. House of Representatives, and the states’ respective shares in paying for the war were to be based on…

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