Vintage Phono Service Manual - V-M model 800 automatic record player changer. Manufactured by V-M Corp., of Benton Harbor, MI. Dated 1947.  8 pages. Original old Sams Photofact manual includes General Information, Change Cycle, Adjustments, Lubrication, Service Information, Exploded View of Parts and Parts List.   This manual would make a sensational accompaniment to your retro phono equipment.