Arithmometer

Table of Contents

Introduction References & Edit History Related Topics

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Arithmometer: References & Edit History

More Articles On This Topic

Assorted References

history of computers
- In computer: Digital calculators: from the Calculating Clock to the Arithmometer

development by

Baldwin
- In Frank Stephen Baldwin
de Colmar
- In Charles Xavier Thomas de Colmar

Article Contributors

Primary Contributors

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Invalidated site: Computer History Museum - Arithmometer.	Emily Rodriguez	Jun 28, 2017
	Add new Web site: History of Computers - The arithmometer of Thomas de Colmar.	Satyavrat Nirala	Nov 05, 2015
	Add new Web site: Computer History Museum - Arithmometer.	Swati Chopra	Jul 04, 2011
	Photographs of Arithmometer added.	Erik Gregersen	Mar 22, 2010
	New article added.	William L. Hosch	Oct 07, 2008