| Type | Title | Year | Publisher |
|---|---|---|---|
| Trade Stimulator | 🟩 Draw Poker | 1895 | Leonhardt, Jr. & Co., Chas. [San Francisco, CA, USA] |
| Trade Stimulator | 🟩 Improved Monarch Card Machine | 1895 | Leonhardt, Jr. & Co., Chas. [San Francisco, CA, USA] |
| Trade Stimulator | 🟩 Monarch Card Machine | 1894 | Leonhardt, Jr. & Co., Chas. [San Francisco, CA, USA] |
| Trade Stimulator | 🟩 Two for One Skill | 1895 | Leonhardt, Jr. & Co., Chas. [San Francisco, CA, USA] |