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).
Instruction sheet for sourcing samples of Bakelite, Condensite, and Beldalite insulation materials for testing.
| Identifier | ExFiles\Box 24\2\ Scan130 | |
| Date | 9th April 1921 | |
| RR 500*(20B) (SF 349 24-1-19) MP 200552 X.1109 88309 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To: E.F.E. Order No: AA{D. Abbot-Anderson}55 Customer's No.: 1 Re: X 1109. Date: 9 April 1921 X.2494 Re Insulation Required for Testing The samples required are Bakelite, Condensite, and Beldalite. The last is obtainable from The Beldam Tyre Co, Ltd, Windmill Rd, Brentford, Middlesex. The samples should be in sheets about 1/16" by 4" square, and rods about 1/2" dia by 6" length, also bushes. Messrs Fleming, Birkby and Goodall, claim for their "Birkby" moulded insulation" that it can be moulded with a fine finish and does not require machining * (Cont'd) Signed This Sheet must be filed on completion of the work. | ||