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).
Revised specification sheet detailing changes to connecting rods and pistons.
| Identifier | ExFiles\Box 54\4\ Scan141 | |
| Date | 14th March 1934 | |
| (2) RHC {R. H. Coverley - Production Engineer} /WSC {W. S. Cassel} 1/AP.14.3.34. Previous Specification. Revised Specification. Connecting Rods LOP.E.41460. Arch back type. Existing Conn. rod big end brgs. E.40845-6 Lead Bronze turned on back to received plain rods. Blow holes in back of brgs. fitted in with Whitemetal. 1-Set of Plain Rods E.33351 fitted ex.EXP.III. Pistons. The following replacement parts fitted ex.EXP.III. to "B" side block to Balance Unit. 6-E.40567 Pistons. Remaining parts to complete are existing. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} | ||