| Year | 1925 |
| Date | 16-Apr |
| Volume | 52 |
| Issue | 1,251 |
| Page | 439 |
| Category | Electrical |
| Part | |
| Title | Alternating Current Transformers |
| Author | A.R.Dawes |
| Notes | An Explanatory Note showing how Low Voltage Current is to be had from the House Lighting Supply. Series motor, shunt motor, three-volt lamps in series-parallel supplied through transformer, diagram of transformer |