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).
Hand-drawn diagram illustrating the process for normal casting of lead bronze bearings.
| Identifier | ExFiles\Box 173\2\ img103 | |
| Date | 20th February 1934 guessed | |
| PRINCIPLE OF LEAD BRONZE BEARING PROCESS NORMAL CASTING WELDED HERE STAND PIPE BEARING BASE STAND PIPE WELDED IN POSITION THEN HEAT IN GAS FURNACE HEATING EXTRACTOR COWL TO TAKE AWAY FUMES METAL ELECTRICAL INSULATION HEAT INSULATION ASBESTOS WATER COOLED COPPER INDUCTOR CRUCIBLE MADE FROM GRAPHITE CLAY METAL TAKEN FROM BOTTOM CASTING QUENCHING WATER JET RING TANK AS BEARING COOLS & PASSES THRO' WATER JET INTO TANK BELOW WATER TANK | ||