1981 RADIO SHACK TRS-80 Color Computer Disc System Owner's Manual Rough Shape

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Original 1979 Radio Shack TRS-80 Computer Expansion Interface Hardware Catalog

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TRS-80 Model III Disk System Owners Manual TRSDOS Disk BASIC Radio Shack

Radio Shack TRS-80 Software Library Binder w/ Videotext Plus User Guide

Radio Shack Tandy TRS-80 Color Computer Technical Reference Manual

Radio Shack Tandy TRS - 80 Model 4 Microcomputer w/Service Manual, Owner's ETC..