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).
Laboratory report from The Detroit Testing Laboratory on an oil sample.
| Identifier | ExFiles\Box 135\3\ scan0097 | |
| Date | 9th September 1929 | |
| Form 8 THE DETROIT TESTING LABORATORY DETROIT, MICHIGAN Number 5709-A-6 Date 9-9-29 Sample from: Taylor Brothers Manufacturing Company Sample of: Oil Remarks: #3B Customer's Order D.{John DeLooze - Company Secretary} T. L. Order 51195 "Oil drawn at suction level with Floato full pan after settling 15 hours, full pan." Water - - - - - - - none Sediment - - - - - - faint trace Examination of Sediment: The amount of sediment from 25 grams of oil is so small as to be practically unweighable. The oil contains no bearing metal, or sand. Only faint trace of finely divided carbon present. [STAMPED TEXT] READ READ REC'D SEP 10 1929 ANS'D DATE [END STAMPED TEXT] 22nd THE DETROIT TESTING LABORATORY By R.L.Spokes Form 8 | ||