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 steel requirements for the 'Myth' project, detailing deep drawing auto-body sheets.
| Identifier | ExFiles\Box 109\2\ scan0012 | |
| Date | 8th August 1940 guessed | |
| STEEL REQUIRED FOR MYTH. Deep Drawing Auto-Body Sheet. 2 Sheet 72 X 48 X .048 (Heelplate, Hinge reinf: Trunk reinf: etc.,) 4 " 72 X 48 X .040 (Underframe, Crossmember, Monopiece, Door opening frame.) 9 " 72 X 48 X .032 (Body Panels.) 4 " 72 X 48 X .028 (Door Inner Panels, etc.,) 7 " 72 X 48 X .036 (Fllor, Dash, Fenders, etc.,) I " 72 X 48 X .080 (Engine mountings, Spring ditto, etc.,) If there is any difficulty in obtaining Auto-body Sheet for the last item i.e., 72 X 48 X .080, single pickeled will do. | ||