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).
List of various automotive components with their corresponding 'LOP' reference numbers.
| Identifier | ExFiles\Box 123\4\ scan0407 | |
| Date | 3rd February 1940 guessed | |
| - 5 - Distribution Board LOP.DW.1457. Lamps, Horns and Fittings LOP.DW.184. Cut-Out and Regulator Unit LOP.DW.392. Horn Switch LOP.DW.517. Battery Box.LOP.DW.155. Dynamo Suspension LOP.DW.243. Ignition Coils LOP.D.75673. Ballast Resistance LOP.DW.296. Ignition Distributor LOP.D.54392. ? we think this is a Delco. Disconnecting Box.LOP.D.75334. Distribution Board LOP.D.74832. Stop Lamp Switch LOP.DB.{Donald Bastow - Suspensions}419. Body Lighting Junction Box. LOP.D.50833. Junction Box ( 4 way) LOP.D.75347. Switchbox LOP.D.54869. Petrol Pump LOP.DW.181. | ||