Laboratory report showing a micrograph of a Bentley A.C.7 Main Bearing No.5.
| Identifier | ExFiles\Box 115\3\ scan0155 | |
| Date | 17th December 1937 | |
| ROLLS-ROYCE LABORATORY REPORT: H1.4/RS. {Sir Henry Royce's Secretary} 17.12.37. M.1508/1 X 10 Bentley A.C.7 Main Bearing No.5. Chassis B.156. L.S. Engine No. M3BB. | ||
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).