From the early 20th century into the 1970s, Americans used punched cards to enter data onto tabulating equipment and then electronic computers. This early key-operated punch is based on patents of the ...

1890: The U.S. Census Bureau uses a tabulating machine for the first time. Freed of the laborious process of hand-sorting its data, the bureau is able to produce a complete census within two years.

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This machine was used to punch paper ...

1890: The U.S. Census Bureau uses a tabulating machine for the first time. Freed of the laborious process of hand-sorting its data, the bureau is able to produce a complete census within two years.

Statistician and inventor Herman Hollerith became known as the father of modern automatic computation for his electric tabulating system, which revolutionized the US census. He was recruited to work ...

This week’s milestone in the history of technology is the patent that launched the ongoing quest to get machines to help us and them know more about our world, from tabulating machines to machine ...

Tabulating Machine Company One of four companies that became IBM LAST UPDATED ON November 17th, 2014 Description Founded by Herman Hollerith in 1896. Prior to this, Hollerith had been at the US Census ...