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).
Test house report on the performance and maintenance of tungsten contact points.
| Identifier | WestWitteringFiles\L\2Jan1924-March1924\ Scan51 | |
| Date | 22th February 1924 | |
| RR 238 (100 BKS.) (SH57.29-6-20.) MP 224350 ROLLS-ROYCE LTD. INSTRUCTIONS. To: E.F.C. Order No. PC 21 Customer's No. X 2894 Feb. 22nd 1924 Test House Report on Tungsten Points AQ and HR. The report from Mr. Warwick on the above points is to the following effect. No trouble has been experienced with these contact points. As regards attention, all contact points whether standard or tungsten, are inspected and cleaned every 2,000 miles as per instruction book. Signed: C.H.P. This Sheet must be filed on completion of the work. | ||