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).
Parts list for the Front and Rear Hubs on 'Ripplet' models.
| Identifier | ExFiles\Box 118\1\ scan0321 | |
| Date | 13th November 1940 | |
| To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/HH. c. Bw. 1022 Rm{William Robotham - Chief Engineer}/HH.5/SW.13.11.40. Ripplet All Models. Front Hub - Sec.7044. Rear Hub - Sec.6170. The following details have been made in accordance with PD.485 and Cornercroft Arrangement drawing No. T.3578. Sec.7044 (only) RG.{Mr Rowledge}1218 Spring:- Earth Contact. RG.{Mr Rowledge}1219 Dust Cover. Rm{William Robotham - Chief Engineer} Sec.6170 & 7044. RG.{Mr Rowledge}1694 Centre:- Pressed steel wheel. RG.{Mr Rowledge}1695 Section Pressed steel wheel (WBR 4.000 x 16.000) RG.{Mr Rowledge}1696 Spider 'Ace' wheel disc. RG.{Mr Rowledge}1697 Centre disc 'Ace' wheel disc. RG.{Mr Rowledge}1698 Nut " " RG.{Mr Rowledge}1700 Section of Ace wheel disc. (4.000 x 16.000 rim). These details were incorporated on LOP.RG.{Mr Rowledge}800 (Sec.6170) and RG.{Mr Rowledge}473 (Sec.7044) by alteration No. 216/RG.{Mr Rowledge} The above sections are now complete Rm{William Robotham - Chief Engineer}/HH. ACLO | ||