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).
Specification changes for a 25-4X (L.d.) Chassis (Unit No. 21) following a 25,000-mile test.
| Identifier | ExFiles\Box 169\1\ img197 | |
| Date | 21th November 1931 | |
| To Hs.{Lord Ernest Hives - Chair} from RHC{R. H. Coverley - Production Engineer}/HSC RHC{R. H. Coverley - Production Engineer}/HSC3/IB.26.11.231 25-4X (L.d.) CHASSIS - (UNIT NO. 21.) Engine and Chassis parts dismantled after 25,000 Miles Test for examination. Erected to previous specification incorporating the following:- PASSED TO TEST 21.11.31. Previous Specification Frames & Fittings to 70F. F.81238. (1) Sandwich type Rear Engine feet-removed. (2) Radiator Crossmember F.82212 - removed. Flexible Top water Connection-removed. Revised Specification Frames & Fittings to 70F F.81238 - Lec.2910/11/2923. M.S.3033. (1) Rear Engine Feet to Lec.2928 modified to Hs.{Lord Ernest Hives - Chair}464. 4.82388 Bearer Arm. F.83871 Casing for Rubber Buffer. F.83872 Rubber Buffer mod: to suit Hs.{Lord Ernest Hives - Chair}464. ax.7148 Packing. (2) Radiator mounted on Plate as shown on Hs.{Lord Ernest Hives - Chair}463, bolted to Engine Front Support Arm 4.82445. Joint made between Radiator and Plate for water outlet. Solid Water Connection at Top water Joint to ax.7146. Studs through Matrix as shown on Hs.{Lord Ernest Hives - Chair}463 not fitted. (3) Rubber Blocks removed from Torque Carrying feet. (4) Flexible Spring loaded Shackle to M.S.3033 fitted to Near Side - using special Springs supplied by Hs{Lord Ernest Hives - Chair}/Iid, | ||