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).
Results of re-testing the melting temperatures for new Dynamo Sentinels.
| Identifier | ExFiles\Box 51\1\ Scan177 | |
| Date | 17th July 1923 | |
| R.R. 300 (20 Bks.) (SK 354 5-12-22 MP 264049) X4383 108535 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To E.F.C. Customer's No. J.B.11. Order No. Re Re testing of Dynamo Sentinels. The results obtained for the new melting temperatures of the 82°C Dynamo Sentinels are 81°C. in both cases. Signed G.J. This Sheet must be filed on completion of the work. | ||