
Welcome to IBM1130.ORG
1130 System hardware
	1131 CPU
	Punched Card I/O
	Printing
	Disk Storage
	Paper Tape I/O
	1133 Multiplex Control Enclosure
	1627 Plotter
	2250 Display Unit
	1231 Optical Mark Page Reader
	Synchronous Communication Adapter
	Storage Access Channel
1130 System software
Technology
Emulating the 1130
Library
About IBM1130.org
Other 1130 and IBM and retrocomputing resources

IBM 1231 Optical Mark Page Reader