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).
Requesting engraved dials for Hobson petrol gauges and an order for masks for patch instrument N.SCH.2836.
| Identifier | ExFiles\Box 44\4\ Scan189 | |
| Date | 18th May 1929 | |
| To ROY.{Sir Henry Royce} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} X4038. Hs{Lord Ernest Hives - Chair}/Rml/LG18.5.29. HOBSON PETROL GAUGE FOR PATCH INSTRUMENT N.SCH.2836. Will you please arrange to specify that all Hobson petrol gauges ordered for the patch instrument to N.sch. 2836 have their dials engraved as per attached blueprint, otherwise they will not be visible through the orifice supplied. Will you please order 3 masks (cream) engraved as attached with black lettering on a cream dial to match the oil gauge herewith. We will then fit these masks to instruments that we have in stock, which we propose to adapt to the patch instrument board. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||