Vintage ZENITH model 169-174, 169-175 and 169-181  AC operated 4-speed automatic record changer. Original old Sams Photofact manual includes Operating Instructions, Change Cycle, Adjustments,  Lubrication, Trouble Chart,  Exploded Parts Views, Mechanical Parts List and Descriptions. 8 pages. Dated 10-1963.  Manufactured by Zenith Radio Corp., of Chicago, IL. This manual would make a sensational accompaniment to your retro phono equipment. Bottom of page torn and missing half inch by 3.5 inches wide. Does not interfere with any text or views.