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).
Report cover sheet for the Aero Engine Design Department outlining publication restrictions.
| Identifier | ExFiles\Box 10\2\ 02-page46 | |
| Date | 23th September 1929 | |
| A.E.D. REPORT W/S.37/23.9.29 THIS REPORT IS ISSUED TO THE AERO ENGINE DESIGN DEPT., PERMISSION TO PUBLISH THIS REPORT OR ANY PART THEREOF MUST BE OBTAINED FROM THE A.I.D. | ||