| Year | 1903 |
| Date | 15-Oct |
| Volume | 9 |
| Issue | 129 |
| Page | 372 |
| Category | Electrical |
| Part | |
| Title | The Potentiometer and Its Uses |
| Author | Francis J.Kean |
| Notes | 1. The Theory of the Potentiometer. 2. Description of a Simple Potentiometer. 3. The Use of the Potentiometer. The 1/2-ohm coil, the switch, measuring e.m.f., measuring current, measuring resistance |