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).
Cost comparison for iron castings between outside suppliers and in-house foundry.
| Identifier | ExFiles\Box 156\1\ scan0329 | |
| Date | 23th November 1937 | |
| Hs.{Lord Ernest Hives - Chair}/LS.1/T23.11.37 contd: 2. Iron Castings Roy.{Sir Henry Royce} has been making some enquiries for us regarding the price we should have to pay to outside suppliers for major castings in Iron. The figures he quotes are :- 56/- to 60/- per cwt as cast for Crankcase & Cylinder Block combined, 30/- to 36/- per cwt as cast for the Gear Box. Our present Foundry cost for the Bentley Cylinder Block weighing 88 lbs as cast, and with 215% Burden is :- .76/7d per cwt or 8¼d per lb. Hs{Lord Ernest Hives - Chair}/LS. LS | ||