Vintage RAYTHEON model C-1729A, C-17231A, M-1726A and M-1728A 22 tube TV television receiver. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list. 16 pages. Dated 1952.  Belmont Radio Corp., of Chicago, IL. This manual would make a sensational accompaniment to your classic video TV equipment.