Blue Seal Self Loading Jack Pot Bell [Style 50] © 1929 Watling Mfg. Co.
Quarter Play.
Blue Seal Self Loading Jack Pot Bell [Style 50] was sold $90 in 1929. The new price in 1930 was $70.
Also released as a Nickel Play model called "Blue Seal Self Loading Jack Pot Bell [Style 40]".
Machine's picture.
Collector's Treasury of Antique Slot Machines from Contemporary Advertising - Peter Bach - Page 30 & 47