| Slot Machine |  Little Jack | 1930 | Gottlieb & Co., D. Chicago, IL, USA |
| Slot Machine | Mint Vender Mini Front | 1930 | Superior Confection Co. Columbus, OH, USA |
| Slot Machine | Olympia Model II | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Olympia Model I | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Omega Model A | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Omega Model B | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Omega Model C | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Omega Model D | 1930 | Jentzsch & Meerz, Max Leipzig, Germany |
| Slot Machine | Penny Ball Gum Vender Junior Bell | 1930 | Caille Bros. Co., The Detroit, MI, USA |
| Slot Machine | Perfected Jackpot Blue Boy | 1930 | Jennings & Co., O.D. Chicago, IL, USA |
| Slot Machine | Superior Jackpot Bell 4-Reel model | 1930 | Caille Bros. Co., The Detroit, MI, USA |
| Slot Machine | The Clock | 1930 | Bryans Automatic Works Kegworth, Derbyshire, England |
| Slot Machine | The Operators Bell Free Play | 1930 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | Three Big Jacks | 1930 | Garden City Novelty Co. Chicago, IL, USA |
| Slot Machine | Three Big Jacks | 1930 | Douglis & Co., A.S. Chicago, IL, USA |
| Slot Machine | Trip-L-Jax | 1930 | Field Mfg. Corp. Peoria, IL, USA |
| Slot Machine | Victoria Jackpot Vender Model A | 1930 | Jennings & Co., O.D. Chicago, IL, USA |
| Slot Machine | Weltmeister | 1930 | Muhren, Josef |
| Slot Machine | Alle Elf | 1931 | DEWAG Hannover, Germany |
| Slot Machine | Always Full Grand Prize | 1931 | Caille Bros. Co., The Detroit, MI, USA |
| Slot Machine | American Derby | 1931 | Jennings & Co., O.D. Chicago, IL, USA |
| Slot Machine | Astoria | 1931 | Schwarz, C.M. Leipzig, Germany |
| Slot Machine | Baby Grand | 1931 | Chicago Coin Machine Co. IL, USA |
| Slot Machine | Baby Jacks | 1931 | Field Mfg. Corp. Peoria, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Front Vender Style 72 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Front Vender Style 82 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Front Vender Style 92 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Style 70 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Style 80 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Blue Seal Twin Jack Pot Style 90 | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Club Totalisator | 1931 | Club Totalisator Co. Essex, England |
| Slot Machine | Das Blaue Band | 1931 | Hoffmann O.J. Hoffmann |
| Slot Machine | Dropso | 1931 | Schwarz, C.M. Leipzig, Germany |
| Slot Machine | Four Jacks | 1931 | Rock-Ola Mfg. Corp. Chicago, IL, USA |
| Slot Machine | Four Jacks Ball Gum Vender | 1931 | Rock-Ola Mfg. Corp. Chicago, IL, USA |
| Slot Machine | Good Luck | 1931 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Gooseneck | 1931 | Jennings & Co., O.D. Chicago, IL, USA |
| Slot Machine | Gooseneck Silent Jackpot Bell | 1931 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | Halt Stop | 1931 | Delill, Johann |
| Slot Machine | Halt Stopp | 1931 | Delill, Johann |
