RCA - Model MHG75 Reel Recorder - Original Magazine Ad -

1957 RCA pocket Reference Book - Radio Specialties Company, Detroit

1953 RCA pocket Reference Book - Radio Specialties Company, Detroit

RCA Power Circuits – DC to Microwave 1966 Manual Electronics Vintage Book

RCA Transistor Servicing Guide (Paperback, 1968) Amplifiers Radios Televisions

RCA Solid State Servicing Guide TSG-1673A

Craig - Model 2405 Reel Recorder - Original Magazine Ad -

Sony - Model 105 Reel Recorder - Original Magazine Ad - 1966