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