Vintage CORONADO model 05RA1-43-7901A 10 tube Superheterodyne AM FM radio receiver with phonograph record player. Original old Sams Photofact manual includes schematic, layouts, alignment info, voltage test charts, repair parts list. 7 pages. Dated 1950. Gamble-Skogmo Inc. of Minneapolis, MN. This manual would make a sensational accompaniment to your vintage audio equipment.