| Year | 1908 |
| Date | 20-Aug |
| Volume | 19 |
| Issue | 382 |
| Page | 186 |
| Category | Practical Letters from Our Readers |
| Part | |
| Title | Some Interesting American Models |
| Author | Wm. C.Houghton |
| Notes | 75-watt overtype dynamo, semi-enclosed dynamo, 20-watt ironclad motor, high-speed heavy duty steam engine |