| Coin-op Misc. game |  Electro-Skill | 1931 | Slattery, William J. Beverly Hills, CA, USA |
| Coin-op Misc. game | Foot Ball | 1931 | Star Vending Machine Co. Philadelphia, PA, USA |
| Trade Stimulator | Football Ball Gum Vender | 1931 | Robbins & Co., D. Brooklyn, NY, USA |
| Coin-op Misc. game | Football Staar Model 4 | 1931 | Staar, Gustave Brussels, Belgium |
| Coin-op Misc. game | Football Staar Model G | 1931 | Staar, Gustave Brussels, Belgium |
| Coin-op Misc. game | Football Staar Model S | 1931 | Staar, Gustave Brussels, Belgium |
| 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 |
| Coin-op Misc. game | Funda Tombo | 1931 | Singewald, Raimund Leipzig, Germany |
| Coin-op Misc. game | Golden Comet Ball | 1931 | Field Mfg. Corp. Peoria, IL, USA |
| Coin-op Misc. game | Goldregen | 1931 | DEWAG Hannover, Germany |
| 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 |
| Coin-op Misc. game | Grand Casino | 1931 | Seeburg Corp., J.P. Chicago, IL, USA |
| Slot Machine | Halt Stop | 1931 | Delill, Johann |
| Slot Machine | Halt Stopp | 1931 | Delill, Johann |
| Trade Stimulator | Hearts | 1931 | Genco, Inc. Chicago, IL, USA |
| Coin-op Misc. game | Hercules Midget Base Ball | 1931 | Hercules Novelty Co. Chicago, IL, USA |
| Pinball | Hi-Ball | 1931 | Peo Mfg. Co. Rochester, NY, USA |
| Trade Stimulator | High Dice | 1931 | Mabey Electric & Mfg. Co. Indianapolis, IN, USA |
| Coin-op Misc. game | Honest John | 1931 | West Coast Novelty Co. Seattle, WA, USA |
| Slot Machine | Imp | 1931 | Benton Harbor Novelty Co. Benton Harbor, MI, USA |
| Slot Machine | Imp Jack Pot | 1931 | Benton Harbor Novelty Co. Benton Harbor, MI, USA |
| Coin-op Misc. game | Indoor Junior | 1931 | Indian Head Mfg. Co. Los Angeles, CA, USA |
| Coin-op Misc. game | Indoor Striker | 1931 | Indian Head Mfg. Co. Los Angeles, CA, USA |
| Trade Stimulator | Indoor Striker | 1931 | Robbins & Co., D. Brooklyn, NY, USA |
| Trade Stimulator | Indoor Striker | 1931 | Lark Mfg. Co. Los Angeles, CA, USA |
| Trade Stimulator | Jack Pot Baby Bell | 1931 | Field Mfg. Corp. Peoria, IL, USA |
| Trade Stimulator | Jack Pot Puritan Baby Bell | 1931 | Buckley Mfg. Co. Chicago, IL, USA |
| Trade Stimulator | Jack Pot Target Practice | 1931 | Buckley Mfg. Co. Chicago, IL, USA |
| Slot Machine | Jackpot Astoria | 1931 | Schwarz, C.M. Leipzig, Germany |
| Slot Machine | Jackpot Mint Vender | 1931 | Superior Confection Co. Columbus, OH, USA |
| Pinball | Karom Golf | 1931 | Karom Golf Table Corp. Pulaski, NY, USA |
| Pinball | Kew-Pin-Ball | 1931 | Fairchild, Inc., C.D. Syracuse, NY, USA |
| Trade Stimulator | Keystone | 1931 | Keystone Sales Co. Chicago, IL, USA |
| Trade Stimulator | King Base Ball Machine | 1931 | Flatbush Gum Co., Inc. Brooklyn, NY, USA |
| Trade Stimulator | King Six | 1931 | Withey Co., B.A. Chicago, IL, USA |
| Coin-op Misc. game | Kobold | 1931 | West & Ludwig Leipzig, Germany |
| Trade Stimulator | Lark | 1931 | Star Vending Machine Co. Philadelphia, PA, USA |
