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).
List of standardisation sheets detailing component modifications and their circulation status.
| Identifier | ExFiles\Box 154a\3\ scan0298 | |
| Date | 5th July 1937 | |
| -2- /Mtn4/N.5.7.37 Cont'd.{John DeLooze - Company Secretary} The following standardisation sheets are in course of circulation:- Thick leaf rear springs. - withdrawn New type Butler stop and tail lamp. - withdrawn Extra hole in each crank Journal opposite to existing - grooves completed, enlarged in intermediate bearings. Modification to petrol tank fixing. withdrawn Wheel drivers Ex.25109A. Not returned from G/RB.{R. Bowen} Palmetto water pump gland packings ½" sq. type. Held up by E.{Mr Elliott - Chief Engineer} Water thermometer with flexible capillary. Not returned from G/RB.{R. Bowen} Bentley main bearings (AC.2) Sent to pg. Cylinder block made in "Chromidium". Held up by Hs.{Lord Ernest Hives - Chair} Da.{Bernard Day - Chassis Design} RHC.{R. H. Coverley - Production Engineer} Johnson & Phillips - Ne-oprene ozone resisting H.T. ignition cable. Not returned from G/RB.{R. Bowen} 35° servo cams. Not returned from G/RB.{R. Bowen} Brake linings made of Ferodo BZ. on all brakes including hand brake. Superflexit petrol pipe. Not returned from GRL Raised front engine mounting. -do- Valve springs in Swedish wire. -do- Modification to cylinder block. -do- Ignition coil with reversed primary connections. -do- Reduced hand control ignition range. -do- Cantilever pedals. -do- Brake drums - front and rear - in Chromidium instead of Millenite. -do- Radiator matrix using Mark VI. construction with .005 tinned waterway -do- strip and .003 untinned airway strip. Improved lubrication scheme to brake torsion shafts on rear axle. -do- Lubrication holes in the crankpins. -do- BY/Mtn. | ||