Vintage Radio Service Manual - SKY ROVER model N5-RD295 (Chassis 5A7) 5-tube, Superheterdyne AM radio receiver.  Manufactured by Butler Brothers, of Chicago, IL. Dated 1947. 4 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.