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 of three cross-sections of a front wing for the 10 EX model.
| Identifier | ExFiles\Box 67\1\ scan0294 | |
| Date | 1st October 1928 | |
| FRONT WING SECTIONS. - 10 EX. 1-10-28 Section A - FRONT POINT HORIZONTAL 2 1/2° 50° 1.675 .300 .450 1.425 .080" .350 .150 Section B - REAR OF SIDE LAMP 18" FROM FRONT POINT HORIZONTAL 80° 1.600 .500 1.150 .350 .080 .150 .350 Section C - REAR STAY 5'8" FROM FRONT POINT HORIZONTAL 3° 70° 1.550 .500 1.100 .350 .080 .150 .350 | ||