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).
Further tests on a ventilation scheme.
| Identifier | ExFiles\Box 75\4\ scan0074 | |
| Date | 14th May 1912 | |
| x819 Mr Barrington May 14th 1912. RE VENTILATION SCHEME. Further tests on above as per my report May 9th, same car, tests taken under similar conditions. See attached cards. E.P. | ||