| Year | 1913 |
| Date | 29-May |
| Volume | 28 |
| Issue | 631 |
| Page | 513 |
| Category | Electrical |
| Part | |
| Title | The Oscillograph and Some of its Applications to Electrical Engineering |
| Author | A.H.Stuart |
| Notes | Galvanometer of the oscillograph with cover removed, optical system in conjunction with synchronous motor, P.D. curve of double-pole alternaing current arc, P.D. curve of inductor-alternator, variations of current passing through direct current arc, complete apparatus, the sound of "A", of "O", P.D.Curve of 5000-volt three-phase generator |