| Year | 1924 |
| Date | 09-Oct |
| Volume | 51 |
| Issue | 1,224 |
| Page | 412 |
| Category | Electrical |
| Part | 1 |
| Title | Electric traction for Austrian railways |
| Author | R.Roberts |
| Notes | Elements of A.C. working, single-phase commutator motor, the repulsion motor, the Creedy motor, constructional features |