| Year | 1910 |
| Date | 11-Aug |
| Volume | 23 |
| Issue | 485 |
| Page | 131 |
| Category | Locomotive |
| Part | |
| Title | Reversing Electric Locomotives |
| Author | Barton Mott |
| Notes | Strong type of hand reversing switch, another form of hand reversing switch, diagran of connections for switch, plan of connections, electrically operated polarised switch |