Vintage EMERSON model 556, 557 and 565 (Ch. 120018B) 7 tube Superheterodyne AM FM radio receiver.  Original old Sams Photofact manual includes schematic, layouts, voltage test chart,  alignment  info, repair parts list.  8 pages. Dated 1949.  Emerson Radio and Phonograph Corp., of New York, NY. This manual would make a sensational accompaniment to your vintage audio equipment.