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).
Production assessment for the 'L' Series chassis, noting a nil tool cost.
| Identifier | ExFiles\Box 120\1\ scan0187 | |
| Date | 18th August 1931 | |
| BRITISH STANDARDISATION OF PARTS Estimated Tool Cost Nil Could be brought on to production at the 101st chassis in "L" Series (without scrap). | ||