| Year | 1967 |
| Date | 21-Jul |
| Volume | 133 |
| Issue | 3,325 |
| Page | 708 |
| Category | Road Locomotive |
| Part | |
| Title | Traction Engines with Independent Frames |
| Author | Geoffrey K.King |
| Notes | Cugnot's engine, Longstaff & Pullman's engine, Best Manufacturing Co., Holt traction engine, Avery under-mounted engine, "Double Star" Aultman Engine Co. |