*KB* 8080A-8085 Assembly Language Programming - Lance A. Leventhal (TKA51)

*KB* Z80 Programming for Logic Design BY Adam Osborne - (TKA60)

Magic Touch 1984 Vintage Software for Osborne 1 Computer

Osborne 1 Software. See Pictures For Titles.

Osborne & Associates 6800 Assembly Language Programming Leventhal 1978 ISBN

Borland Osborne/McGraw-Hill Using Turbo BASIC Book ISBN 0-07-881262-8

Using the Osborne 1 Vintage Computer Guide T.G. Lewis (original)

Lot of 7 Osborne Computer Personal Pearl Disk's Startup & More Vintage 1982