AR1496D Manual – Users manual for Radiomarine Corporation of America shortwave receiver Model AR-1496-D, circa 1927

Electron Audio Detector & Amplifier Hookup Directions – How to use your Electron Bulb, which “is vastly different from the Audion”, circa 1916?

Kaar TR326-A Citizens Radiotelephone Manuals – Installation and maintenance manuals for TR326 and TR326A CB radios, from 1961

Radiola X Datasheets – RCA installation and operation guide from Mar 1924

SIlver Marshall SC-II Kit Instructions – Assembly instructions for rare SC-II 5-tube receiver, with schematics, photos of McMurdo Silver, Cockaday. From 1927