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 showing the layout for a B80 engine test bed from test house No 30.
| Identifier | ExFiles\Box 176\2\ img055 | |
| Date | 11th March 1940 guessed | |
| DRAIN, ST ERS, ETERS, RAKE, ROLL-UP DOOR (10'), WINDOW, STEEL CUPBOARD, ENGINE, B80 BED., (FROM No 30 TEST HOUSE), RADIATOR | ||