| Year | 1937 |
| Date | 15-Apr |
| Volume | 76 |
| Issue | 1,875 |
| Page | 357 |
| Category | Model Marine Notes |
| Part | |
| Title | A Collapsible Pole for Tethering Model Speed Boats |
| Author | |
| Notes | The pole erected and folded for transport, side elevation, plan of upper strut joint, detail of lower strut joint on leg |