1985 Commodore 64 Troubleshooting & Repair Art Margolis 350pgs 1541 Disk Drive

1977 IBM 5100 Portable Computer Operation & Programming 570 pgs APL Tape Drive

Vintage IBM 5150 Computer Software APL Language V1.0 1983 Book, Disk, Sticker

6809 Assembly Language Programming & Interfacing Tandy Color Computer Coco 3 OS9

BBC Model B Microcomputer. Untested.

6809 Microcomputer Programming & Interfacing - Tandy Color Computer Coco 3

1979 Rockwell AIM 65 Microcomputer Systems 650pgs KIM-1 SYM-1 6502 Programming

1986 Chilton Macintosh Repair & Maintenance / Upgrade Guide 512K Mac XL Mac Plus