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).
Blueprint detailing modifications to a Zenith petrol filter, with plan, cross-section and exploded views.
| Identifier | WestWitteringFiles\Q\February1927-March1927\ 61 | |
| Date | 25th February 1927 | |
| 3 SLOTS IN TOP BAFFLE .437 LONG x .062 WIDE & EQUALLY SPACED. 3 SLOTS EQUALLY SPACED, .375 LONG x .062 WIDE. SHOWING HOW EASILY THE ZENITH FILTER MAY BE DISMANTLED FOR CLEANING PURPOSES. PLAN VIEW OF FILTER UNIT SHOWING SLOTS IN DEFLECTOR PLATE. MODIFICATIONS TO ZENITH PETROL FILTER. ROLLS-ROYCE LTD. PRINT ROOM 25 FEB 1927 | ||