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).
Testing of P.100 lamps removed from a trials car, B.2.CW, which had a 'black out' fault.
| Identifier | ExFiles\Box 61a\3\ scan0225 | |
| Date | 6th March 1936 | |
| S/W....Hs{Lord Ernest Hives - Chair}/Wst. c. to E.{Mr Elliott - Chief Engineer} WST 86116. C5/C6.3.36 Re P.100 Lamps removed from Trials car B.2.CW. Hs{Lord Ernest Hives - Chair}/Wst.8/MJ3.3.36 I note you have not been able to reproduce any 'black out' after 50 hrs. bumping on a Bentley bump chassis and think the fault may have been due to an incorrect fuse or a fault in the wiring. Please return the lamps to RC.{R. Childs} at Lillie Hall. C. C.A.P. Please send these into the Stores | ||