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).
Free of Charge invoice for experimental spark plugs from the AC-Sphinx Sparking Plug Co. Ltd.
| Identifier | ExFiles\Box 163\5\ img075 | |
| Date | 21th October 1936 | |
| 86011 Hs{Lord Ernest Hives - Chair}/WST. Copy to G/Mt. Copy to Roy{Sir Henry Royce}/MS. G/Cam/EM.20/WP.21.10.36. We have received an F.O.C. Invoice from The AC-Sphinx Sparking Plug Co. Ltd., Dunstable, rendered in respect of:- 10 Type X.399 Experimental Plugs which they state they have despatched for your attention. Stores Department have no record of receiving the above and if they have been delivered to you direct we shall be glad if you will kindly instruct G/Mt to book in. G/Cam. | ||