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Public Timelines
FAQ

feb 28, 1890 - Tabulating Machine

Description:

The tabulating machine was an electromechanical machine designed to assist in summarizing information stored on punched cards. The machine was developed by Herman Hollerith to help process data for the 1890 U.S. Census.

https://www.officemuseum.com/data_processing_machines.htm

Added to timeline:

Date:

feb 28, 1890
Now
~ 136 years ago

Images: