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).
Substitution of parts for a .720 lead steering assembly on a 12-EX chassis.
| Identifier | ExFiles\Box 17\3\ Scan273 | |
| Date | 31th May 1928 | |
| c. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} 47+30 BY/HLDB/M.31.5.28. 12-EX. CHASSIS. STEERING COLUMN & BOX SEC:7050. FITTING .720 LEAD STEERING IN PLACE OF EXISTING .900 LEAD. With reference to our memo' BY/HEB{H. Biraben}11/M24.5.28, kindly note owing to Bijur type lubrication being fitted to the Steering Box, the following parts called for on L.O.P. F.78911 will not be required for this chassis.- F.73861 Steering Box R.H. 1 off. F.72719 Bush for Sleeve(Pendulum Lever End). 1 " F.72876 Support Bracket on Frame. 1 " F.72846 Sleeve for Support Bracket. 1 " F.73484 Rocking Shaft. 1 " In place of the above, kindly fit the following parts.- F.77702 Steering Box R.H. 1 off. F.77706 Sleeve for Support Bracket. 1 " F.77707 Support Bracket on Frame. 1 " F.77708 Bush for Sleeve(Pendulum Lever End). 1 " F.77709 Rocking Shaft. 1 " F.77874 Capillary Rod for Rocking Shaft. 1 " prints of these have previously been issued to you. BY/HEB.{H. Biraben} | ||