Blueprint showing dimensional measurements for engine components, including an exhaust manifold.
| Identifier | ExFiles\Box 142\1\ scan0052 | |
| Date | 26th November 1937 guessed | |
| 4.00", 3.750, 2.00", 3.500" | ||
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).