Letter from Joseph Lucas Ltd. regarding the correct dimensions for spark gaps and enclosing a related paper.
| Identifier | ExFiles\Box 164\5\ img134 | |
| Date | 25th February 1931 | |
| p/go JOSEPH LUCAS LTD., PAGE 2. DATE 25.2.31 To Messrs. Rolls Royce Limited, Derby. With reference to the paragraph in your letter of February 22nd. re the correct dimensions of spark gaps for 8 KV and 10 KV, we have pleasure in enclosing a copy of Mr. E.A. Watson's paper on "The Electrical Characteristics of Spark Gaps and Sparking-Plugs", and we think you will find the information you require on page 472, Fig: 27. In conclusion, we greatly appreciate your remarks, and particularly your invitation to visit your works at Derby. In the near future we will write to you to fix an appointment for one or two of our technical staff to see your coil winding apparatus in operation. Yours faithfully, JOSEPH LUCAS LIMITED. ELECTRICAL DEPARTMENT. W.A.Smithe | ||
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).