| Type | Title | Year | Publisher |
|---|---|---|---|
| Trade Stimulator | 🟩 Baby Vender | 1927 | Burnham Gum Machine Works [Chicago, IL, USA] |
| Slot Machine (mechanical) | 🟩 Mints of Quality | 1924 | Burnham Gum Machine Works [Chicago, IL, USA] |
| Trade Stimulator | 🟩 Quarter Baby Vender | 1927 | Burnham Gum Machine Works [Chicago, IL, USA] |