Original Documents on the History of Calculators

This site contains HTML-versions of some original documents related to the early history of calculators.
For more information on the history of calculators, see Erez Kaplan's Calculating Machines, the pre-HP section of Dave Hicks' Museum of HP Calculators and James Redin's Vintage Calculators (and their lists of links) ormy essays on calculating historynew.
If you are interested in the more recent history of computers, check out the document collections of Ed Thelen and the Computer History Museum.
An extensive German source is the Rechnerlexikon.

External sites are labeled as:
Making of America: The Making of America
Gallica: Gallica at the BNF
external site: other external site

Andries de Man 12/11/2010