US Army TM 9-4931-456-14-1 Flow Tester Kit FT-AFS-4-CF Technical Manual 1973

RCA 1971 Transistor Thyristor & DIode Manual Technical Series SC-15

Racal 9037 Universal Counter Technical Manual

Depart of Army Technical Manual: Radio Set AN/PRC-6/F159; TM 11-296+Supplement

ERA Auttomatic Transistor Noise Figure Meter Model NFT-2 Technical Bulletin

RCA RECEIVING TUBE MANUAL TECHNICAL SERIES RC-23