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).
Letter from K.L.G. Sparking Plugs Limited detailing the specifications of a spark plug for a Bentley.
| Identifier | ExFiles\Box 162\4\ img241 | |
| Date | 22th January 1937 | |
| K.L.G. Sparking Plugs Limited CONTINUATION NO. 1. DATE 22.1.37. Messrs. Rolls-Royce, Ltd. The plug which we shall be sending you to-morrow for the Bentley will be F.L.B.50x, indicating 14 m.m. diameter thread, 15 m.m. reach, long barrel, higher heat resistance than F.30x and non-detachable. We trust that this will give you the information for which you ask. Yours faithfully, p.p. K.L.G. SPARKING PLUGS LIMITED. Director. | ||