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).
Quotation for 1,000 sparking plugs from Mercury Sparking Plug Co.
| Identifier | ExFiles\Box 50\2\ Scan023 | |
| Date | 7th February 1921 | |
| X4295 Hs.{Lord Ernest Hives - Chair} Wd{Mr Wood/Mr Whitehead}/Ms3/FJ.7.2.21. With reference to our conversation, I have now received a quotation from Mercury Sparking Plug Co. who quote for 1,000 Sparking Plugs, type GB3, fitted with porcelain insulators, 18/6 per dozen, delivered free our works, less 2 1/2%; they also state that, if during the time of delivery of these plugs, there should be a fall in price, they will give us the advantage. Kindly let me know as early as possible if we are to order same. Wd{Mr Wood/Mr Whitehead}/Ms. [Stamp: RECEIVED 8 FEB 1921] | ||