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).
List of patterns and coreboxes for RE engines, delivered to the Derby works, with associated costs.
| Identifier | ExFiles\Box 146\4\ scan0105 | |
| Date | 26th April 1940 | |
| COPY. G.G./W. To Mr. Derby. Vs.{J. Vickers} 10/MF.26.4.40. List of Patterns and Coreboxes delivered to Messrs Rolls Royce Derby, and for which we have asked you to issue an official order in our Memo. attached. (Rm.{William Robotham - Chief Engineer}2/ML.27.8.40.) 1 First Class Honduras Mahogany Pattern of RE. Engine Crankcase & Cylinder Block mounted on 2 Special Built up Plywood Steelfaced Pattern Mounting Plates and Coreboxes. Drawing RE.107. 4 Body Crankcase Coreboxes 1 Main Jacket " 6 Cam chamber " 2 Pattern Block " 1 Bore " 2 Timing End " 2 Wheel End " 1 Pipe " 1 Core Packing Frame 1 Wheel end bearing " 1 Top Cover " 2 Barrel Rib Support" 4 Core Setting Gauges Also Additional Coreboxes for producing Castings for RE.112 1 Main Jacket Corebox 1 Small " " 1 Bore " " 2 Barrel Rob Support Coreboxes. 4 Loose Bottoms for Crankcase Coreboxes Price includes Cast Iron Cylinder Barrels mounted on Steel spindles. £ 552. - . - 1 First Class Honduras Mahogany Pattern of Engine Cylinder Head mounted on Special Built up Steelfaced Plywood Pattern Plate 1 Main Pattern Block Corebox 1 Top Cover 2 Water Jacket " 1 Pipe " 1 Core Packing Frame 3 Core Setting Gauges Drawing RE.109 £ 220. 7. 6. carry forward £ 772. 7. 6. -- Continued -- | ||