| Slot Machine |  The Dewey Check Musical Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Dewey Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Dewey Musical Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Trade Stimulator | The Elk | 1904 | Paupa & Hochriem Chicago, IL, USA |
| Slot Machine | The Judge Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Mills Chicago Check Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Mills Chicago Check Musical Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Mills Duplex Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Owl Jr. Improved model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Slot Machine | The Owl 1904 model | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Trade Stimulator | The Peerless | 1904 | Mills Novelty Co. Chicago, IL, USA |
| Trade Stimulator | Three Arrow | 1904 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Victor 2-Bits | 1904 | Victor Novelty Works Chicago, IL, USA |
| Slot Machine | Victor Double | 1904 | Victor Novelty Works Chicago, IL, USA |
| Slot Machine | Victor National | 1904 | Victor Novelty Works Chicago, IL, USA |
| Slot Machine | Victor Triple | 1904 | Victor Novelty Works Chicago, IL, USA |
| Trade Stimulator | Wasp 1-coin model | 1904 | Caille Bros. Co., The Detroit, MI, USA |
| Trade Stimulator | Wasp 2-coin model | 1904 | Caille Bros. Co., The Detroit, MI, USA |
| Trade Stimulator | Wasp 5-Way model | 1904 | Caille Bros. Co., The Detroit, MI, USA |
| Slot Machine | Watling's Jack Pot | 1904 | Watling Mfg. Co. Chicago, IL, USA |
| Slot Machine | Watling's Jack Pot Special model | 1904 | Watling Mfg. Co. Chicago, IL, USA |
| Trade Stimulator | Wizard | 1904 | Best Novelty Co. CT, USA |
| Strength Tester | Wrist Twist Model 1 | 1904 | Rosenfield Mfg. Co. New York, NY, USA |
