Related Clues:
- ''Giant Brain'' of the '40s
- 1947 computing patent subject
- PC debut of 1981
- ''Giant Brain'' in 1946 headlines
- Key to Microsoft's early success
- Old computing acronym
- Early I.B.M. PC standard
- 1946 University of Pennsylvania invention
- Jackson hair styles?
- Giant with 17,468 vacuum tubes
- It was run in the 1980s-'90s
- PC platform of old
- Room-size computer unveiled in 1946
- Early 30-ton computer
- Big computer of the 1940s