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Anchor text: IBM Series/1 Equipment Modules brochure

Wikipedia: IBM Series/1

Anchor text: Archived copy

Wikipedia: TRW Inc.

Anchor text: Bob Rosenbloom's IBM 1130 Photos

Wikipedia: IBM 1130

Anchor text: Bob Rosenbloom's IBM 1800 Photos

Wikipedia: IBM 1800 Data Acquisition and Control System

Wikipedia: IBM 5250

Wikipedia: Tektronix 4010

Anchor text: photos of a larger Modcomp II

Wikipedia: Modcomp

Anchor text: MARK IV The general purpose software product line for business data processing

Wikipedia: MARK IV (software)

Anchor text: Print ad (ca. 1970) for the Dicomed D30 display

Wikipedia: Dicomed

Anchor text: Silent 700 electronic data terminals from Texas Instruments, June 1972

Wikipedia: Silent 700