Play Basket Ball [3-Shot model] © 1931 JMCO (E.E. Junior Mfg).
Gumball vendor. 3 Shots for 1 Cent.
Released in January 1931.
For Amusement Only - Thomas Gustwiller - Taylor Printing - 1995 - Page 201
The Pocket Guide to Coin-op Vending Machines with Price Guide - John Carini - 1997 - Page 72