| Year | 1899 |
| Date | Jun |
| Volume | 2 |
| Issue | 18 |
| Page | 122 |
| Category | Competition |
| Part | |
| Title | New Prize Competitions |
| Author | |
| Notes | Competition No. 7. For the best descriptions of how to make a working model suitable for driving from a small steam or gas engine or electric motor. General Rules |