| Year | 1939 |
| Date | 04-May |
| Volume | 80 |
| Issue | 1,982 |
| Page | 532 |
| Category | Electrical |
| Part | |
| Title | Small Armatures |
| Author | J.Gordon Hall |
| Notes | Some notes on Former-Winding and its Advantages. Showing typical formers and coils, "barrel" and "tight" wound arnatures, two 8-slot former-wound armatures, some typical small former wound armatures, open and semi enclosed slot laminations |