| Type | Title | Year | Publisher |
|---|---|---|---|
| Trade Stimulator | 🟩 Automatic Ball Gum Target 1929 Model | 1929 | Blue Bird Products Co. [Kansas City, MO, USA] |
| Trade Stimulator | 🟩 Baby Bell | 1927 | Blue Bird Products Co. [Kansas City, MO, USA] |
| Trade Stimulator | 🟩 Baby Bell Improved model | 1928 | Blue Bird Products Co. [Kansas City, MO, USA] |
| Trade Stimulator | 🟩 Ball Gum Vending Pin Target | 1927 | Blue Bird Products Co. [Kansas City, MO, USA] |
| Trade Stimulator | 🟩 Try It Ball Gum Vender | 1927 | Blue Bird Products Co. [Kansas City, MO, USA] |