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).
Cost comparison for car wings made from aluminium and steel, with notes on door and body costs.
| Identifier | ExFiles\Box 161a\1\ scan0072 | |
| Date | 23th February 1940 | |
| -2- Present Cost of Wings (No lamps) £ 18 12 - ) In Alum 3 - - ) £ 21 12 - £ 13 - - In Steel Proposed Cost of Wings (No lamps) £5 10 - includes Tool Cost 14/- per car. SAVING £16. 2. 0d. Other savings on painting, trimming and materials generally as enumerated in EV{Ivan Evernden - coachwork}/ Mr. Ward says - Doors complete cost £9. 5. 0d plus tool cost of £1,800. He estimates that if he had done the job instead of Motor Panels, his costs would have been lower. Pre-war cost of B.II body was almost exactly the pre-war selling price of £380., i.e. no profit was made. 23.2.40. | ||