Hi: And I'd add 1944 Colossus II UK (and eight further copies/variants of Colossus II 1944/1945) Cheers Brian Randell On 15 Nov 2012, at 03:04, David Hemmendinger wrote:
The other Bell Labs computers. From Paul Ceruzzi's _Reckoners_: Model II Model IV Model V (two copies) Date completed 7-1943 3-1945 12-1946, 8-1947 Also: Model I, 1939; Model VI, 1949
The Harvard Mark II, III.
The Pilot ACE (UK) ran in May, 1950 according to alanturing.net and was demonstrated in Dec, 1950, according to Wikipedia.
David Hemmendinger hemmendd@union.edu Professor Emeritus http://athena.union.edu/~hemmendd Computer Science Dept. +1 518 346 4489 Union College, Schenectady, NY 12308 FAX: +1 518 388 6789
Are there any computers missing from this list below of computers that were built from 1940 to 1950?
Year Computer Country Name 1941 Z3 Germany 1942 ABC U.S. 1943 Colossus U.K 1944 Harvard Mark 1 U.S. 1944 Bell Labs Model 3 U.S. 1945 Z4 Germany 1946 ENIAC U.S. 1947 SSEC U.S. 1948 SSEM U.K. 1949 BINAC U.S. 1949 EDSAC U.K. 1949 CSIRC Australia 1949 EDVAC U.S. 1949 MADM U.K. 1950 MESM Ukraine
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