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).
Request to obtain three modified tungsten contact screws to drawing D.71501.
| Identifier | ExFiles\Box 61b\1\ scan0176 | |
| Date | 14th September 1933 | |
| 86057 Roy.{Sir Henry Royce} From Hs{Lord Ernest Hives - Chair}/Wst. Hs{Lord Ernest Hives - Chair}/Wst.2/MA.4.9.33. TUNGSTEN CONTACT POINTS. Will you please obtain for us three contact screws to D.71501 with the exceptions that the point dia. is to be .195"-5 instead of .175"-5 and the point surface is to be domed to a sphericity .250" radius. Order No. 54101. 14-9-33 GR{George Ratcliffe} 46 4 03. Hs{Lord Ernest Hives - Chair}/Wst. | ||