The Z-80 Microcomputer Handbook 1978 FIRST EDITION BY WILLIAM BARDEN JR

1978 Mostek Zilog Z80 CPU Microcomputer System Pocket Micro-Reference Manual

Radio Shack Tandy TRS-80 Micro Computer Technical Reference Manual Handbook

Manuals Mostek Z80 Microcomputer Programming, XFOR-80 Cross Assembler Operations

VINTAGE 1980- THE Z-80 MICROCOMPUTER HANDBOOK - 304 PAGES

Radio Shack Tandy TRS-80 Micro Computer Technical Reference Manual Handbook

*KB* The Z-80 microcomputer handbook - William Barden Jr (TKA49)

1978 Radio Shack 62-2027 and TRS-80 Microcomputer Catalog No. RSC-2