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).
Instruction suggesting a cover for the ballast resistance be standardized on the 20HP chassis.
| Identifier | ExFiles\Box 54\5\ Scan285 | |
| Date | 20th August 1926 | |
| ROLLS-ROYCE LTD. INSTRUCTIONS. RR 238 (150 BKS.) (BH57-20-8-26.) MP 224352 To 19 Order No. 2 Customer's No. This cover therefore prevents accidental damage to but reduces the cooling effect of the ballast resistance. It seems quite a good fitment and we suggest that it could be standardized on the 20HP chassis. One of these covers can be inspected on expl Goshawk chassis GF68. Signed H.E.W. This Sheet must be filed on completion of the work. | ||