[COIN-OP] Slot Machine
Triple Bell [Model 470] © 1946 Bally.
Click to enlarge
Bally Model N°470
Collector's Treasury of Antique Slot Machines from Contemporary Advertising - Peter Bach - Page 400 & 419
Collector's Guide to Vintage Coin Machines - Richard M. Bueschel - Page 58
Loose Change Blue Book for Slot Machines [4th Edition]