| Year | 1916 |
| Date | 03-Aug |
| Volume | 35 |
| Issue | 797 |
| Page | 65 |
| Category | Electrical |
| Part | |
| Title | Automatic No-Volt and Overload Release Gear |
| Author | G.Tilstone |
| Notes | Photograph of finished apparatus, diagram of no-volt release, details of magnets, diagram of over-load release, details of mercury cup, brackets for supporting the levers, general arrangement, details of levers, copper dipping rods, details of connections |