| Trade Stimulator |  Le Labyrinthe Rouge | 1931 | Unknown France |
| Trade Stimulator | Lilliput Golf | 1931 | Lilliput Mfg. Co. New York, NY, USA |
| Trade Stimulator | Lion Puritan Baby Vendor | 1931 | Lion Mfg. Co. Chicago, IL, USA |
| Slot Machine | Lipsia | 1931 | Schwarz, C.M. Leipzig, Germany |
| Coin-op Misc. game | Looping the Loop | 1931 | West & Ludwig Leipzig, Germany |
| Pinball | Marbl-Jax | 1931 | ABT Mfg. Co. Adler Bechtol Tratsch Chicago, IL, USA |
| Pool Table | Marble-O Table | 1931 | Zapp Mfg. Co., A. Dallas, TX, USA |
| Coin-op Misc. game | Merry-Go-Round | 1931 | Genco, Inc. Chicago, IL, USA |
| Trade Stimulator | Miniature Base Ball | 1931 | Gottlieb & Co., D. Chicago, IL, USA |
| Coin-op Misc. game | Miniature Baseball | 1931 | Tecumseh Sales Co. Cincinnati, OH, USA |
| Trade Stimulator | Miniature Baseball - World Champion | 1931 | Advance Machine Co. Chicago, IL, USA |
| Coin-op Misc. game | Miniature Baseball Game | 1931 | Star Novelty Co. Toledo, OH, USA |
| Coin-op Misc. game | Miniature Basket Ball | 1931 | Filmascope Mfg. Co. Chicago, IL, USA |
| Trade Stimulator | Miniature Golf | 1931 | Robbins & Co., D. Brooklyn, NY, USA |
| Pool Table | Miniature Pool Table | 1931 | Ten Ball Table Co. San Antonio, TX, USA |
| Trade Stimulator | New Lark Baby Bell | 1931 | Automatic Games Co. Inglewood, CA, USA |
| Trade Stimulator | New Lark Poker | 1931 | Automatic Games Co. Inglewood, CA, USA |
| Pinball | Old Jenny | 1931 | Yohio Mfg. Co. Youngstown, OH, USA |
| Coin-op Misc. game | Pen-Nee Golf | 1931 | Pace Mfg. Co. Chicago, IL, USA |
| Coin-op Misc. game | Penny Baseball | 1931 | Douglis & Co., A.S. Chicago, IL, USA |
| Trade Stimulator | Pick A Winner | 1931 | Atlas Indicator Works, Inc. Chicago, IL, USA |
| Trade Stimulator | Pin Board Target Practice | 1931 | Buckley Mfg. Co. Chicago, IL, USA |
| Coin-op Misc. game | Play Golf | 1931 | BMY Novelty Sales Co. Cleveland, OH, USA |
| Coin-op Misc. game | Play Golf | 1931 | Lowe Vending Machine Co. Cleveland, OH, USA |
| Trade Stimulator | Play Poker | 1931 | Peo Mfg. Co. Rochester, NY, USA |
| Trade Stimulator | Play Poker | 1931 | Field Mfg. Corp. Peoria, IL, USA |
| Trade Stimulator | Pocket-Ball | 1931 | Holt Co., A.L. Philadelphia, PA, USA |
| Coin-op Misc. game | Poker | 1931 | Genco, Inc. Chicago, IL, USA |
| Trade Stimulator | Poker | 1931 | Buckley Mfg. Co. Chicago, IL, USA |
| Coin-op Misc. game | Polo Skill | 1931 | Novix Specialties New York, NY, USA |
| Pool Table | Pool Table | 1931 | Steel Ball Table Co., W.C. Fort Worth, TX, USA |
| Trade Stimulator | Premo Merchandiser | 1931 | Flatbush Gum Co., Inc. Brooklyn, NY, USA |
| Coin-op Misc. game | Primus | 1931 | Hildebrand & Co. Paul Hildebrand |
| Trade Stimulator | PSR Promotion Sales Register | 1931 | Boduwil Co. IL, USA |
| Trade Stimulator | Puritan Baby Bell | 1931 | Lion Mfg. Co. Chicago, IL, USA |
| Trade Stimulator | Puritan Baby Bell | 1931 | Buckley Mfg. Co. Chicago, IL, USA |
| Trade Stimulator | Puritan Baby Bell Vender | 1931 | Field Mfg. Corp. Peoria, IL, USA |
| Trade Stimulator | Puritan Baby Vendor | 1931 | Sanders Mfg. Co., J.M. Chicago, IL, USA |
| Trade Stimulator | Puritan Confection Vender | 1931 | Chicago Mint Co. Chicago, IL, USA |
| Trade Stimulator | Put and Take | 1931 | Steel Ball Table Co., W.C. Fort Worth, TX, USA |
