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).
Instructions for dismantling a car battery and a report on its condition.
| Identifier | ExFiles\Box 38\5\ Scan365 | |
| Date | 20th May 1926 | |
| RR 239 (150 BKS.) (DB{Donald Bastow - Suspensions} 481-8-12-24) MP 306975 X.3378 ROLLS-ROYCE LTD. INSTRUCTIONS. To: E.C.B. 20-5-1926 Order No. J.C.25. Customer's No. X 3378 Re Dismantling of P&R BDT11-7 Battery (Mk4) This battery has run nearly 10,000 miles on the road & since 26-6-25 it has been used as a duty battery but it failed to hold its charge for any length of time. Some cells being discharged within the short time of 12 hours. Showing negative weakness on the cadmium. The box was in a good sound condition & also the cell to cell links were clean & sound. The cell cases were good & sound. Only about 1/8" of sediment had collected in the bottom this being about 1/2" clear of the plates. The positive plates were good having (cont'd) Signed This Sheet must be filed on completion of the work. | ||