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).
Providing information and test data for the B.60 and PL.72 crankshafts.
| Identifier | ExFiles\Box 124\2\ scan0130 | |
| Date | 15th April 1940 | |
| 1044 To Ev{Ivan Evernden - coachwork}/HH. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}14/JH.15.4.40. B.60 Crankshaft. We send you herewith the following information in connection with the PL.72 crankshaft you are detailing. (1) Information from Olley re sealing plugs contained in Oy.4/D.Mar.22.40. (2) Data sheet on expansion plugs issued by the Ford Motor Company. Page F.8. (3) Regarding the sample Zephyr crank already in your posession on which hardness tests have been taken. (a) On the journal in two places 262 Br.{T. E. Bellringer - Repair Manager} (b) Adjacent to bore, both ends. 248 (c) Web on both ends. 239-240 (d) Sample discs. 248-250. Will you please return the data sheet on plugs some time. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} | ||