From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Continuation of a test results table showing leakage, peak volts, and ratio megohms for different cases.
| Identifier | ExFiles\Box 39\3\ Scan284 | |
| Date | 13th April 1927 guessed | |
| Contd. -3- Contd. Case. | Prodn. test. | Leakage Mic. amps. | Peak Volts | Ratio Megohms. ------|--------------|--------------------|------------|------------------ A | 1 | 64.0 | 7,390 | 115 at 17°C. | 2 | 832 | 1,925 | 2.32 ------|--------------|--------------------|------------|------------------ B | 1 | 80.0 | 9,170 | 114.5 at 19°C. | 2 | 775 | 1,925 | 2.49 ------|--------------|--------------------|------------|------------------ C | 1 | 118.4 | 8,140 | 68.7 at 20°C. | 2 | 865 | 1,350 | 1.56 EFC. | ||