Herman Hollerith's tabulating machine proved to be pivotal in the history of information technology. Wikipedia Commons In 1890, the U.S. Government had a problem. With the nation’s population ...

Engineer Herman Hollerith of Washington, D.C. designed the first tabulating systems to help reduce data collected by the U.S. Census Bureau. The machines were first used on a large scale in the 1890 ...

the machine was first used to count the U.S. census of 1890. It was so successful that Hollerith later formed the Tabulating Machine Company and sold his machines throughout the world for a ...

Hollerith demonstrates the tabulating machine’s card reader. Source: Computer History Museum Clerks prepared the census data by putting the 3.25×7.375-inch punch cards containing 12 rows and 20 ...

The tabulating machine was its premier offering. The card punch machine, invented by Hermann Hollerith in 1884, was the size of a desk, and was used to tabulate large sums of data about people.

Engineer Herman Hollerith of Washington, D.C. designed the first tabulating systems to help reduce data collected by the U.S. Census Bureau. The machines were first used on a large scale in the 1890 ...