Vintage ZENITH models H2328EZ, H2328RZ, H2352RZ and H2353EZ 23 tube TV television receiver. Original old Sams Photofact manual includes schematic, layouts, alignment info, voltage test chart, repair parts list. 16 pages. Dated 1950. Zenith Radio Corporation of Chicago, IL. This manual would make a sensational accompaniment to your vintage video TV equipment.