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).
Confirmation of an order for centrifugally cast Bentley bearings in AC9 material, with related internal queries.
| Identifier | ExFiles\Box 115\3\ scan0208 | |
| Date | 15th March 1938 | |
| [Handwritten] [Top Left] HPS.{Horace Percy Smith - Experimental Factory Mgr} CHS. CRHC. CRM. [Top Right] SWDC 1020 [Main Handwritten Note] why do we anticipate that this centri-cast material will be more satisfactory than that we have just turned down on GBIV [Typed] AC9 Bearings. Order No -- 52464. [Handwritten Signature] Pm [Typed] This is to confirm our telephone conversation of this morning, when we stated that we will supply you on Friday, 18th instant, with the following centrifugally cast bearings in AC9:- 2 sets Bentley Main Bearings. 1 set Bentley Con. Rod Bearings. Please note that all these bearings will be supplied in the "as cast" condition. We shall have in stock in the Foundry statically cast Main Bearings which can be obtained if requested. [Handwritten Bottom Note] Rm{William Robotham - Chief Engineer} - according to JWW & HR the new AC9 is such an improvement over the old AC7 & AC6 that centri casting may be successful. Rm{William Robotham - Chief Engineer}/SWDC [Handwritten Signature] JMWheeby | ||