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).
Weight comparison between present and proposed insulation schemes on a Bentley.
| Identifier | ExFiles\Box 138\1\ scan0193 | |
| Date | 27th June 1935 | |
| Hs{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager}16/KW.27.6.35. Weight of Insulation Scheme on Bentley Present Scheme (Mats now debited to Noise Insulation Scheme). lbs. ozs. Total weight of 1/2" felt used 12 12 " " 1/4" " 7 8 Actual weight of adhesive used for sticking felt, 12 lbs. 8 ozs. Allow 33.1/3% for evaporation. 8 6 Fibre on Dashboard 2 8 Front floorboard felt and rubber mat 6 1 2 Rubber mats for rear foot wells 5 4 Rear aluminium seatboard covered with 1/2" felt 7 0 Leather Pocket over change speed lever 4 TOTAL = 49 11 Proposed Abbreviated Scheme. Felt on dashboard 2 8 Fibre " 2 8 Felt on Scuttle 3 0 Front floorboard mat 6 1 Rear seatboard covered with felt 7 0 Leather pocket for change speed lever 4 2 tins of solution 2 0 TOTAL. = 23 5 Hs{Lord Ernest Hives - Chair}/G.H.Whyman. | ||