Vintage RCA VICTOR models 21-D-305, 21-D-317, 21-D-326, 21-D-327, 21-D-328, 21-D-329 and 21-D-330 (Ch. KCS81 and KCS81B) 26 tube TV television receiver. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list. 24 pages. Dated 1953. This manual would make a sensational accompaniment to your classic video TV equipment.