Very faint blueprint of a component, stamped by Zenith Carburetter Co. Ltd.
| Identifier | ExFiles\Box 44\1\ Scan231 | |
| Date | 4th September 1928 | |
| ZENITH CARBURETTER CO. LTD. LONDON, W.1. ISSUED FROM DRAWING OFFICE 4 SEP 1928. Other text on the blueprint, including in the title block, is too faint to be legible, although the number H72 is faintly visible at the top. | ||
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).