IBM General Information Manual IBM 1440 Data Processing System Control Panel VTG

Vintage 1967 "Programming The IBM 1130 and 1800" book by Robert Louden

IBM Basic Handbook General Programming Information

IBM Vocabulary for Data Processing, Telecommunications& Office Systems 7 Edition

Vintage IBM 1442 Card Read Punch Systems Reference Library dated 1963

Vintage IBM System / 1440 Communications IOCS - 1448/DDC Circa 1960s

Vintage IBM System/ 1030 Data Collection with 1440-1448 for 1410-7010 Circ 1960s

1968 Introduction to IBM Data Processing Systems 2nd Edition Student Textbook