Blueprint of the floor plan for the No 30 Car Unit Test House.
| Identifier | ExFiles\Box 143\1\ scan0122 | |
| Date | 13th December 1935 guessed | |
| PARTITION. SLIDING DOOR. METAL CUPBOARD D.B. DESK. 8' 8' SLIDING DOOR. Nº 30 CAR UNIT TEST - HOUSE. | ||
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).