Cromemco Fortran IV Instruction Manual w/Trace System Simulator Manual

TRS - 80 Model I/III Cobol User's Guide

Micro Focus COBOL Programming Language Reference Manuals Box Set DOS/Windows/OS2

Vintage Addison-Wesley COBOL Pocket Guide, Ray Wellend, Micro Books

NCR COBOL 74 Programming Self Instruction Course 5 Books Total

VTG IBM Systems Reference Library IBM OS COBOL Programmer's Guide 1972 RARE

1979 Cromemco 32K Bytesaver Vintage Memory Instruction Manual (original)

IBM System/36 COBOL Summary Manual VTG 1986 Fourth Edition