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).
Proposed alteration to a 650/16 silent mould.
| Identifier | ExFiles\Box 156\3\ scan0220 | |
| Date | 12th November 1940 | |
| PROPOSED ALTERATION TO 650/16 SILENT MOULD. NOTE: DEPTH OF GROOVE "B" TO REMAIN AS AT PRESENT i.e. VARYING FROM .370" TO .430". NOTE: FULL LINES, PROPOSED NEW MOULD. DOTTED LINES, EXISTING MOULD. NOTE: ALL DIMENSIONS OTHER THAN THOSE GIVEN ON THIS DRAWING WILL BE IN ACCORDANCE WITH DRG. No. P.T. 8775.D. THE AVON INDIA RUBBER CO. LTD. ENGINEERING DEPT. MELKSHAM WILTS. DRAWN: 12.11.40 BY: R.{Sir Henry Royce} DRUMMOND CHECKED: 13-11-40 BY: A.H. SCALE - FULL SIZE. DRG. No P.T. 8958. Dimensions and labels: 2.62", .430, .300, .058 R, .028 R, 6.30" RAD., 7.00" RAD., 2.06" RAD., LINE RADIAL, 5.52" ARC, 1.850", .08", .125", .50", .48", .525", 30°. | ||