Vintage Radio Service Manual - MOTOROLA model CR-76 6-tube (1946-1947 Chrysler) AM car radio receiver. Manufactured by Galvin Manufacturing Corp., of Chicago, IL. Dated 1947. 6 pages. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. This manual would make a sensational accompaniment to your retro audio equipment.