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).
Table of wear test results for linings under different test numbers and temperatures.
| Identifier | ExFiles\Box 85\1\ scan0034 | |
| Date | 4th March 1936 guessed | |
| TABLE 5. Wear: c.c./B.H.P./hour. Test No. 1 8 10 Temp. 100°C. 360°C. 100°C. Lining No. 1 0.355 0.79 0.945 2 0.076 1.95 0.992 3 0.108 0.465 - 4 0.144 0.740 0.213 5 0.072 0.560 0.888 6 0.069 0.842 0.827 7 0.058 1.125 0.227 8 0.118 0.720 0.362 9 0.075 2.14 - 10 0.309 0.479 0.206 11 0.058 0.594 0.179 12 0.092 1.63 - 13 0.072 0.348 0.508 14 0.102 0.683 0.497 15 0.289 1.960 0.128 16 0.108 1.076 0.231 17 0.082 0.663 0.42 18 0.065 1.56 0.183 19 0.062 0.780 1.14 20 0.087 0.473 0.102 21 0.102 0.666 0.312 22 0.111 1.265 - | ||