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).
Mileage report for cast iron engines and other components, split into B.80 and B.60 units.
| Identifier | ExFiles\Box 124\2\ scan0315 | |
| Date | 5th June 1941 | |
| CAST IRON ENGINE MILEAGE 1044. 5-6-41 B.80 UNITS. Mileage 12.1.41. 30.G.VII. 63084. 33.G.VII. 15951. 11.B.V. 21734. 4.B.50. 15106 Mileage 12.1.41 To 5.6.41 7298 (7.5.41) Nil. (U.S.A) Nil. (U.S.A) 7870. Total Mileage. 70,382. 15,951. 21734. 22,976. B.80 Units Total Mileage = 131,043. B.60 UNITS. 9.B.V. 11656 1.B.50. 10451. 3.B.50. 27729. 7137 9352 7402 18,793. 19803. 35131. B.60 Units Total Mileage = 73,727. B.80 + B.60 Units = 204,770. Total mileage to 5.6.41 HYDRAULIC BRAKES = 182,000 Miles. " " " " " SEMI-FLOATING AXLES = 322,000 Miles. [Signature] | ||