Amplifier Builders Guide-Gernsback Library No. 33- 1951 64 pgs.

1947 Amateur Radio Builders Guide-Gernsback Library No. 35

1978 HealthKit Mail Order Catalog 819 Winter Edition 103 Pgs

Zenith 1957 TV Receivers Service Manual, 51 pgs., Chassis 16Z20, 16Z21, 17Z20...

1994 NAD Amp Stereo Pure & Simple Prod. Brochure 36 Pgs. Minor Writing

Vintage Marantz, Receivers, Components, Speaker Systems Brochure. 1972. 23 pgs.

Vintage Radio Amplifier Builders Guide #33 Gernsback Library/Radiocraft 1948