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).
Diagrams showing failures on Bentley 6 pistons after a 60-hour endurance running test.
| Identifier | ExFiles\Box 3\6\ 06-page197 | |
| Date | 5th June 1934 | |
| BENTLEY 6 PISTONS AFTER 60 HOURS ENDURANCE RUNNING ES 1293 No 2 (2 VIEWS) CRACK IN ROOT OF WEBS CRACK RUNNING FROM HOLE TO SCRAPER GROOVE No 3 METAL BROKEN AWAY AROUND ENG STOP No 4 (2 VIEWS) CRACKED ON GUDGEON-PIN BOSS ROLLS-ROYCE, LTD. PRINT ROOM 5 JUN 1934 DERBY. 563/34. | ||