Vintage GENERAL ELECTRIC models 64,  65,  500,  501,  505,  506,  507,  508,  509 and 530  5 tube Superheterodyne AM radio receiver with electric clock.  Original old Sams Photofact manual includes schematic, layouts, alignment info, voltage test charts, repair parts list. 6 pages. Dated 1950.  General Electric Co, Electronics Div., of Syracuse, NY. This manual would make a sensational accompaniment to your vintage audio equipment.