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).
Electrical experimental record sheet for a Bone Grey Fibre rubbing block test.
| Identifier | ExFiles\Box 69\1\ scan0367 | |
| Date | 18th June 1924 | |
| ELECTRICAL EXPERIMENTAL RECORD SHEETS. X 4646 10 Bone Grey Fibre rubbing block NO 2C (2nd Sample) Date on. Location. Date off. REMARKS. Miles reading start. Miles reading finish. Miles covered. Total miles. 28-8-24 98NK Fitted to standard lever. Dimensions Top .271" Bottom .269" 1173 Dimensions on 3-12-24 Top .265" Bottom .262" - 7965 16792 Completed. Car converted to E.A.C. chassis X.4646. 18.6.24. | ||