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).
Drawings for the B.80 Marine Engine's crankcase and cylinder components.
| Identifier | ExFiles\Box 124\2\ scan0251 | |
| Date | 14th October 1940 | |
| 1044 To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/HH. c. [REDACTED] Rm{William Robotham - Chief Engineer}/HH.7/SW.14.10.40. B.80 Marine Engine. Crankcase & Cylinders Sec.5000. PL.237, 247 & 251. The following drawings have been detailed :- RE.1671 Joint - lower half crankcase. RE.1672 Joint - sandwich piece to crankcase. RE.1673 Joint - sandwich piece to reverse box. RE.1674 Joint - Timing/cover. together with section 5000 - Crankcase & Cylinders LOP.RE.1410. ----------- Rm{William Robotham - Chief Engineer}/HH. [Signature] | ||