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).
Blueprint detailing the method and stages of testing a model frame's 4th (X) cross member.
| Identifier | WestWitteringFiles\S\March1928-May1928\ Scan191 | |
| Date | 16th May 1928 | |
| 16-5-28 IH. 1ST TEST CROSS MEMBER COMPLETE IH. 2ND TEST TUBULAR MEMBER A REMOVED IH. 3RD TEST DIAGONAL BRACERS B REMOVED (4 OFF) IH. 4TH TEST FRONT, REAR & SIDE GUSSETS C REMOVED IH. 5TH TEST B & C REFITTED, BUT BOLTS D REMOVED ON ALL FOUR BRACKETS MODEL FRAME METHOD OF TESTING 4TH (X) CROSS MEMBER 22.60" 10.840" POSITION OF TUBULAR MEMBERS FRAME BALANCED ABOUT X.Y LOAD APPLIED AT Y ON O.P E.AC.10 FRAME CTS{C. Trot Salt - Carburation} | ||