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).
Order for one dozen aero sparking plug setting gauges.
| Identifier | ExFiles\Box 58\2\ Scan279 | |
| Date | 16th January 1936 | |
| 86000 To Roy.{Sir Henry Royce} From Hs{Lord Ernest Hives - Chair}/Wst. Hs{Lord Ernest Hives - Chair}/Wst.1/MJ.16.1.36. Please order for us to Order No.54001 - One Doz. Aero Sparking Plug Setting Gauge for the gaps .012 to .015". These can be obtained either from Messrs. Lodge or Messrs K.L.G. and are for setting the gaps on the following plugs - K.L.G. Type 868 & 744, and Lodge X.465 & A.14. Hs{Lord Ernest Hives - Chair}/H.E.West. | ||