Vintage ECA model 121 combination 7 tube Superheterodyne AM radio receiver with phonograph record player. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. 4 pages. Dated 1947. Electronic Corp. of America, of Brooklyn, NY. This manual would make a sensational accompaniment to your classic retro radio / phono equipment.