Recommendation to produce a silencer with balance holes of at least .1875 diameter.
| Identifier | ExFiles\Box 8\8\ 08-page63 | |
| Date | 15th September 1938 | |
| - 2 - DA. {Bernard Day - Chassis Design} 1/G.15.9.38. increases the cost of the parts substantially. It is therefore important that an effort should be made to produce a silencer with the balance holes at least .1875 diameter, irrespective of the final choice of material to be used. DA. {Bernard Day - Chassis Design} | ||
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).