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).
Secret memorandum authorising the release of a further 200 sets of Wraith Material.
| Identifier | ExFiles\Box 108\2\ scan0067 | |
| Date | 9th April 1938 | |
| SECRET. 600 To Roy.{Sir Henry Royce}, BY.{R.W. Bailey - Chief Engineer}, & Rm.{William Robotham - Chief Engineer} c. to Sg.{Arthur F. Sidgreaves - MD} & Hs.{Lord Ernest Hives - Chair} RHC.{R. H. Coverley - Production Engineer}1/MJ.9.4.38. WRAITH MATERIAL. Authority for the release of a further 200 sets of Wraith Material, which will make a total of 300 Sets released, is contained in Sg{Arthur F. Sidgreaves - MD}13/E8.4.38. Will BY.{R.W. Bailey - Chief Engineer} please have the instructions for Material cleared up as quickly as possible as it is understood there are a number of alterations to be introduced. RHC.{R. H. Coverley - Production Engineer} | ||