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 estimation for extra jigs and tools for the 'H' series chassis and its production start.
| Identifier | ExFiles\Box 103\4\ scan0126 | |
| Date | 9th January 1935 | |
| Est cost of extra jigs, tools and equipment (Sft{Mr Swift}/Ws.13.12.34) - Nil: Could be brought on to production at 1st chassis in "H" series, Sft{Mr Swift}/GH.13.12.34, without scrap. L.A.H.S. Horace Gill. 9/1/35 | ||