Vintage Radio Service Manual - RADIOLA model 61-8 & 61-9 (Chassis No. RC-1034) 5-tube Superheterodyne AM radio receiver. Manufactured by Radio Corporation of America, of Camden, NJ. Dated 1947. 4 pages. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. This RCA manual would make a sensational accompaniment to your retro audio equipment.