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).
Test report detailing the status and faults of various ignition coils.
| Identifier | ExFiles\Box 70\3\ scan0030 | |
| Date | 8th October 1931 | |
| -3- SFT{Mr Swift}/EJB1/EG.8.10.31. Ignition coils cont'd.{John DeLooze - Company Secretary} D.71650. YC.55. 74.LC. O.K. VI.65. 56.CL. Secondary shorted. J.6.W.X. I.E.U. O.K. G.2.T. 60.WR. Misfires. M.2.S. 54.AL. Secondary shorted. AE.75. 115.UR. XXXXXX. Secondary shorted. XG.35.X. 6.RF. Secondary shorted. JV.45. 131.KR. Secondary shorted. EW.55. 47.EH. Primary shorted. Z.9.F. GXO.84. Weak. D.70346. ES.95. 103.DC. Case Broken. O.K. ON.45. 29.LC. Scrap. N.6.M. 14.EF. Secondary shorted. NT.55. 18.TC. Secondary shorted. TA.65. 66.SC. Secondary shorted. ES.55. 25.RF. Secondary shorted. TL.55. 69.SC. Scrap. SFT{Mr Swift}/EJB. [Handwritten signature: gBrock] | ||