| Year | 1904 |
| Date | 27-Oct |
| Volume | 11 |
| Issue | 183 |
| Page | 393 |
| Category | Electrical |
| Part | |
| Title | Experiments on Electric Oscillations and Waves |
| Author | R.P.Howgrave-Graham |
| Notes | Testing the completed Tesla coil, the direct discharge of the Tesla coil, nine-inch discharge |