| Year | 1949 |
| Date | 29-Dec |
| Volume | 101 |
| Issue | 2,536 |
| Page | 839 |
| Category | General |
| Part | |
| Title | A Free-lance Model Electric Mobile Crane |
| Author | E.J.Killey |
| Notes | An underside view of the chassis, wiring diagram for traction motor, "Jones" plug, pulleys and arms, wiring diagrams for motors, remote control box, windings, a trial run, adjusting the contacts |