Mid-20th Century "Acorn All Purpose 1¢" Vending Machine Invented by Harold T. Probasco and Produced by the Oak Mfg. Co., Inc., Culver City, California.

Mid-20th Century "Acorn All Purpose 1¢" Vending Machine Invented by Harold T. Probasco and Produced by the Oak Mfg. Co., Inc., Culver City, California.