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).
Technical drawing of a gun-carrying tracked vehicle and its engine/transmission system.
| Identifier | ExFiles\Box 147\1\ scan0163 | |
| Date | 20th April 1936 guessed | |
| N. 340110 Fig. 1 Fig. 2 Fig. 3 Fig. 4 | ||