| Year | 1914 |
| Date | 16-Jul |
| Volume | 31 |
| Issue | 690 |
| Page | 62 |
| Category | Electrical |
| Part | |
| Title | Secondary Cells: Voltage Curves, and the Employment of a Third Electrode |
| Author | Harry T.Chell |
| Notes | Voltage curves, third electrode, preparation, voltmeter leads, method of test, charge & discharge curves with cadmium as third electrode, discharge curve at normal rate to 0.9 volts: Edison storage battery, general observation and summary, alkaline cells |