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).
Test report for a Magnalium sample on an Upton Lewis Machine, converted by Messrs Blackwell.
| Identifier | ExFiles\Box 37\4\ scan 096 | |
| Date | 4th July 1917 | |
| UPTON LEWIS MACHINE TEST No 9 MARK M3 DATE 4/7/17 MATERIAL - MAGNALIUM STATE SECTION 1" x 1/4 DIST. BETWEEN JAWS 1/4" THROW OF CRANK 3/4" SPEED R.P.M. 108 SPRINGS 4 1/2 TOTAL No OF REVS. 32 PER INCH OF DIAGRAM SAMPLE MAGNALIUM CONVERTED BY MESSRS BLACKWELL THE ALBANY LIVERPOOL FROM ALUMINIUM SUPPLIED TO THEM Red Stamp: ROLLS-ROYCE LTD AERO ENGINE CH. ENG. OFF. DERBY | ||