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).
Blueprint detailing a cracked left-hand crankcase after 16,000 miles of testing in France.
| Identifier | ExFiles\Box 83\2\ scan0039 | |
| Date | 21th May 1937 | |
| B4 UNIT ExI 154 CRANK CASE L.H. EB1855 SMALL CRACK JUST BEGINNING. A LARGER CRACK WAS FOUND IN THE SAME PLACE WHEN C17 UNIT WAS INSPECTED AFTER TESTS IN FRANCE (SEE ExI 136) CRACKED CRANKCASE (L.H.) AFTER 16,000 MILES IN FRANCE ExI 154 ROLLS-ROYCE, LTD. PRINT ROOM, 21 MAY 1937 DERBY. | ||