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).
Design proposal for a hand-operated, multi-blade radiator shutter with potential for future power operation.
| Identifier | ExFiles\Box 39\4\ Scan005 | |
| Date | 3rd April 1919 | |
| To EFC. from E.{Mr Elliott - Chief Engineer} E/3/4/19. X.3499. - RADIATOR BLINDS. This resolves itself into designing a multi-blade shutter behind the radiator, operated by hand but suitable for adoption to power operation at a later date. E.{Mr Elliott - Chief Engineer} | ||