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).
Series of questions comparing the use and properties of insulating materials like Bakelite, Micanite, Vulcanite, and Stabalite.
| Identifier | ExFiles\Box 49\5\ Scan245 | |
| Date | 3rd March 1921 | |
| H.R. 936A (100 T). S.H. 798. 10-12-20. G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 1947 X.4287 EFC {E. Fowler Clarke - Electrical Engineer} /T3.3.21. X.1109 - INSULATING MATERIALS. 1. Can Bakelite in the form of sheets be used in place of Micanite ? Ref. Nos. X.4285 - Bakelite insulation. 2. What is the exact difference between Vulcanite and Stabalite ? Ref. Nos. X.4287 - Stabalite. X.2505 - Vulcanite. 3. Is the German Stabalite better than the Stabalite used for the Watford magneto distributor ? Ref. No. X.4287 - Stabalite. [Watermark text: DICKINSON BOND 1804 MADE AT CROXLEY] | ||