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).
Drawing illustrating modifications to a Zenith petrol filter, detailing slots in the top baffle and deflector plate.
| Identifier | ExFiles\Box 44\1\ Scan086 | |
| Date | 26th February 1927 guessed | |
| f3700. 3 SLOTS IN TOP BAFFLE .437 LONG x .062 WIDE & EQUALLY SPACED. 3 SLOTS EQUALLY SPACED .375 LONG x .062 WIDE PLAN VIEW OF FILTER UNIT SHOWING SLOTS IN DEFLECTOR PLATE. MODIFICATIONS TO ZENITH PETROL FILTER. W.R.S | ||