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).
Graph of tyre load in pounds versus inflation pressure in pounds per square inch for various tyre sizes.
Identifier | ExFiles\Box 170\3\ img178 | |
Date | 7th December 1938 guessed | |
LOAD - LBS. 1000 800 600 400 200 0 INF. #/IN² 20 22 24 26 28 30 32 34 36 4 PLY 4 PL 4.75 5.00 5.25 5.50 5.75 6.00 4.5-17 860# 955# | ||