-
38' x 20' computer with the first stored program on its magnetic drum using vacuum tubes rather than telephone relay cables to compute."1101" is binary code for the number 13; "ERA" was for the Engineering Research Associates who designed and built this machine. Originally sold to US Navy in 1950; sold commercially in Dec 1951.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.