Vintage SYLVANIA models 515B, 515E, 515H, 515RE, 515TU, 519B, 519H, 519R, 519TU, 5151B, 5151H, 5151RE and 5151TU (chassis 1-607, 1-607-1, 1-607-2 and 1-607-3 5 tube Superheterodyne AM radio receiver. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. 4 pages. Dated 1956. This manual would make a sensational accompaniment to your classic radio equipment.