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).
The flight approval of V9/1B sparking plugs for 6 lbs boost engines.
| Identifier | ExFiles\Box 58\2\ Scan189 | |
| Date | 25th April 1935 | |
| Y6 000. EP.{G. Eric Platford - Chief Quality Engineer} From Hs{Lord Ernest Hives - Chair}/Wst. c. to BY.{R.W. Bailey - Chief Engineer} c. to Lp.{Mr Lappin} c. to Mr.Jaques. Hs{Lord Ernest Hives - Chair}/Wst.6/MA.25.4.35. SPARKING PLUGS FOR 6 lbs BOOST ENGINES. Replying to your EP.{G. Eric Platford - Chief Quality Engineer}1/MH.{M. Huckerby}25.4.35., we have discussed this matter at length with the A.I.D. and we have decided to write to Mr.Emtage at the Air Ministry on the subject of flight approval for the V9/1B plugs. Hs{Lord Ernest Hives - Chair}/Wst. | ||