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 electrical components and their associated List of Parts (LOP) drawing numbers.
| Identifier | ExFiles\Box 169\1\ img129 | |
| Date | 11th July 1930 | |
| (2) RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/MS11.7.30. Distribution Board & Cut-out to LOP. D.72631 (Half Charge Schema). Dashboard Ignition Terminal to LOP. D.50718. Body Lighting Junction Box to LOP. D.50833. Starter Switch to LOP. D.72231. Magneto Earthing Switch to LOP. D.71903. Using D.72883 Cover to suit instrument board to D.Scheme 416. Accessory Distribution Board to LOP. D.72214. Head Lamp & Fittings, (Twin Filament Type). Head and Side Lamps supplied by R.R.A.I. Resistance Unit to LOP. D.72633. Backing Light Switch to LOP. D.72573. RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} | ||