6.8 Building the first IBM computers | Bit by Bit
IBM Catches Up - CHM Revolution
A December 1951 advertisement for the IBM 604 Electronic Calculating Punch that was first produced in 1948. The machine could be programed to do addition, subtraction, multiplication and division. The advertisement claims
IBM100 - IBM 603
Examining a technology sample kit: IBM components from 1948 to 1986 - SemiWiki
IBM 650 - Wikipedia
List of IBM products - Wikipedia
Running IBM 604, 1948 computer | Computer history, Ibm, Computer
6.8 Building the first IBM computers | Bit by Bit
The IBM 604
25 IBM 604 Vintage / Antique Computer Pluggable Units / Tube Assemblies Pre Syst | #1823597027
Engineering:IBM 604 - HandWiki
Pluggable Units of the IBM 604 calculator
UvA Computermuseum
IBM | SpringerLink
IBM 604 - Wikiwand
What did all the blinking lights and switches in the panels of early computers (e.g.,IBM 604) mean? - Quora
Examining a technology sample kit: IBM components from 1948 to 1986
IBM100 - IBM 603
Pluggable Units of the IBM 604 calculator
The IBM 604
7 IBM ideas | ibm, computer history, vacuum tube
