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 sheet detailing a special test on two P&R RRII battery cells.
| Identifier | ExFiles\Box 54\1\ Scan033 | |
| Date | 30th September 1925 | |
| R.R. 100 (20 Bks.) (SK 354 5-12-22 MP 264049) X4617P 108693 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To: E.F.L. Date: 30-9-1925 Order No.: Customer's No.: X4617.P. Re: J.B.124 Re Special Test of P&R RRII cells. Tests were made on two remaining P&R cells from P&R RRII-1 (14?) battery, in the following way. One cell was emptied of acid & opened up in a charged condition. The other was emptied of acid, filled with distilled water & discharged at normal rate down to 1.0 volt, & then emptied of water. It was then opened up in this condition for inspection. There was no noticable difference in the condition of the elements of both cells only that the one which was discharged had light brown coloured positive plates, whilst the other Signed: (cont'd) This Sheet must be filed on completion of the work. | ||