Vintage SYLVANIA models 513 (Ch. 1-601-2) and 563B (Ch. 1-601-3) 5 tube Superheterodyne AM radio receiver.  Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list. 4 pages. Dated 1953. This manual would make a sensational accompaniment to your classic radio equipment.