Pantographs have been widely used for centuries; for example, in surveying and embroidery. With these devices, drawings can be enlarged and reduced.
Herbert Bruderer From BLOG@CACM | March 2, 2020 at 10:02 AM
Herbert Bruderer asks why no information technology industry emerged in Switzerland in the 1950s, despite the appearance of computers from several sources.
Herbert Bruderer From BLOG@CACM | January 28, 2020 at 12:34 PM
Discovery of a previously unknown replica of the legendary Swiss Millionaire calculating machine at Carnegie Mellon University in Pittsburgh, PA.
Herbert Bruderer From BLOG@CACM | December 12, 2018 at 02:04 PM