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).
Comparative test on two paraffin wax samples for ignition coil impregnation.
| Identifier | ExFiles\Box 164\5\ img149 | |
| Date | 20th April 1932 | |
| X6058 By.{R.W. Bailey - Chief Engineer} From Hs{Lord Ernest Hives - Chair}/Wst. c. Sft{Mr Swift}/Mr. Brock. HS{Lord Ernest Hives - Chair}/Wst.13/MA.20.4.32. IGNITION COIL IMPREGNATING PARAFFIN WAX. Mr. Brock has handed to us for comparative test a sample of symonds paraffin and a sample of wax obtained from another source. We attach herewith copy of our report on these samples which shew that electrically the new sample is slightly better. HS{Lord Ernest Hives - Chair}/Wst. | ||