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).
Standardisation report on Wakefield's 'XL' oil as an alternative supply to Prices oil.
| Identifier | ExFiles\Box 171\1\ img021 | |
| Date | 16th March 1926 | |
| RR 755 (10H) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225 ORIGINAL STANDARDISATION of CHASSIS PARTS. Description of Parts: WAKEFIELDS 'XL' OIL. Origin: Alternative supply to Prices oil. Experimental Test Report: This oil is more readily obtainable than Prices. It can be obtained in France and the Colonies. See Hsl/LG16.3.26. Road Test Report: This oil has been used on experimental cars for 100,000 miles. We consider the results obtained equal to Prices. It has been tested on Phantom, Silver Ghost and 20 HP. Date 16. 3. 26 X No. 1583 Drawing No. Part List A Scrap and replace at all costs, including Chassis already delivered to customers. B Scrap and replace on Chassis in works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Cost of Parts in Works which will be scrapped if commenced on:— Series ........£....... Series ........£....... Series ........£....... Weight of Old Part. Cost of Old Part. Weight of New Part. Cost of New Part. Difference per Car. Signature of Mr. DE LOOZE that above is correct. SIGNATURES | DATE | REMARKS MR. JOHNSON MR. B. JOHNSON MR. ROYCE MR. WORMALD | 8-4-26 | Agreed W. MR. ROWLEDGE MR. DAY MR. BAILEY MR. PLATFORD MR. ELLIOTT MR. NORTHEY MR. HIVES [Stamped: FINANCE CHASSIS] | ||