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).
Photograph of a hand-cranked Rotoscope device with its internal mechanism visible.
| Identifier | ExFiles\Box 53\1\ Scan065 | |
| Date | 6th February 1928 guessed | |
| ROTOSCOPE PATENTED AND MANUFACTURED BY KERSHAW, KERSHAW & CO. LTD. LEEDS, ENGLAND. | ||