Vintage EMERSON model 506 combination Superheterodyne 6 tube AM radio receiver with  phonograph record changer player. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test charts, repair parts list and description.Dated 1946. 6 pages. Emerson Radio and Phonograph Corp., of New York, NY. This manual would make a sensational accompaniment to your classic retro radio / phono equipment.