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).
Sales letter from The Sphinx Manufacturing Company offering ignition plugs.
| Identifier | ExFiles\Box 79\2\ scan0165 | |
| Date | 22th July 1912 | |
| TELEGRAMS: "ORIFLAMME, BIRMINGHAM" TELEPHONE: MIDLAND 1742-2 LINES. PRIVATE BRANCH EXCHANGE. THE SPHINX MANUFACTURING COMPANY ESTABLISHED 1904 MAKERS OF MOTOR ACCESSORIES. 242 BRADFORD STREET, BIRMINGHAM. [Handwritten top]: Alliance P. [Handwritten right]: X1026 [Stamp]: 23 JUL 1912 HGL/FSK 22 JUL 1912 Messrs. Rolls-Royce Ltd., 14-15 Conduit St.{Capt. P. R. Strong} [Handwritten]: London. W. Derby. Gentlemen, We are forwarding by this post a set of Ignition Plugs WITH THE NAME OF YOUR FIRM MARKED UPON THEM. These plugs are absolutely guaranteed to withstand any engine test. They will remain perfectly gastight, and fire regularly, until they are BRIGHT RED HOT. The firing points are extra strong and may be said to never burn out. They are shaped to place a hot spark well into the engine. THE PRICE, for your Season's Contract, is 16/-. DOZ. (Carriage paid to your address) Any faulty plug will be replaced free, without regard to the length of time it has been in use. We have been making Ignition Plugs for ten years - a longer continuous period than any Firm in the Kingdom. Will you favour us by testing the samples, with a view to business ? In all commands, We are, Yours faithfully, THE SPHINX MANUFACTURING CO., [Signature] [Handwritten note right]: BT{Capt. J. S. Burt - Engineer}/Hives has these. has seen their note on last card - file at works 2 months before. Mr Hives not replied. EP{G. Eric Platford - Chief Quality Engineer} 23/7/12 [Handwritten note bottom left]: Mr Platford has the book. seen these & asks if he may test them. JPR 23/7/12 | ||