The Z-80 Microcomputer Handbook by Barden, William T.

The Z80 Microcomputer Handbook by William Barden JR

Digital / logic electronics handbook HardCover, William Hunter

Understanding Digital Electronics by Gene McWhorter -Radio Shack 1978

Understanding Automotive Electronics by Texas Instruments, Radio Shack, 1982

Industrial Electronics : Devices and Systems, by Dale Patrick/Stephen Fardo 1986

Integrated Circuit Projects Volume 5 by Forrest M. Mims III Radio Shack 1976 PB

Radio Shack Electronics Sensors Lab Workbook 2001