Requesting the recalibration of a Wraith III speedometer to suit new axle gears.
| Identifier | ExFiles\Box 165\2\ img169 | |
| Date | 1st April 1938 | |
| To B/Er. from HPS {Horace Percy Smith - Experimental Factory Mgr} /WSC. {W. S. Cassel} HA/SC. G {Mr Griffiths - Chief Accountant / Mr Gnapp} /Rh. {R. Hollingworth} Roy. {Mr H. Royce - Buyer} Rm {William Robotham - Chief Engineer} /RC. {R. Childs} 6065 HPS {Horace Percy Smith - Experimental Factory Mgr} /WSC. {W. S. Cassel} 3/BA.1.4.38. O {Mr Oldham} /52435. Wraith III Speedometer 28-G-VI. We hand you herewith 1 Speedometer No.U.898 from the above car, will you please forward same to the makers for the purpose of having this instrument recalibrated, to suit fitting of 8/34 Axle Gears, from 776 revs per mile to 732 r.p.m. Will Roy {Mr H. Royce - Buyer} , please place an official order covering this. HPS {Horace Percy Smith - Experimental Factory Mgr} /WSC. {W. S. Cassel} | ||
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).