Test report detailing the results of a bumper and Brinell test on a spring.
| Identifier | ExFiles\Box 80\2\ scan0308 | |
| Date | 24th March 1920 | |
| R.R. 235B (50T) (S G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 755, 24-3-20) G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 2650 -2- Contd:- Bumper Test. Spring F.4666 - 2324 lbs. BRINELL TEST. Leaves. Brinell. Remarks. 1 444 O.K. 2 444 O.K. 3 429 O.K. 4 415 O.K. 5 444 O.K. centre 6 401 & 415 broken centre. 7 444 & 444 " " 8 444 & 444 " " 1/8 9 388 O.K. 10 444 O.K. 11 401 O.K. Run 29 hrs. 5 mins. | ||
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).