| Type | Title | Year | Publisher |
|---|---|---|---|
| Vending Machine | 🟩 Model G | 1926 | National Gum Co., Inc., The [Newark, NJ, USA] |
| Vending Machine | 🟩 Model S | 1926 | National Gum Co., Inc., The [Newark, NJ, USA] |
| Vending Machine | 🟩 Universal Model A | 1925 | National Gum Co., Inc., The [Newark, NJ, USA] |
| Vending Machine | 🟩 Universal Model B | 1925 | National Gum Co., Inc., The [Newark, NJ, USA] |
| Vending Machine | 🟩 Universal Model C | 1925 | National Gum Co., Inc., The [Newark, NJ, USA] |