Letter from Thos Firth & John Brown Ltd regarding a blueprint for Drawing No.181 and stress calculations.
| Identifier | ExFiles\Box 87\4\ scan0110 | |
| Date | 24th April 1936 | |
| THOS FIRTH & JOHN BROWN LTD INCORPORATING THE WHOLE OF THE UNDERTAKING OF THOS FIRTH & SONS LTD AND THE STEEL BUSINESS PREVIOUSLY CARRIED ON BY JOHN BROWN & CO LTD ATLAS & NORFOLK WORKS SHEFFIELD, 1 Telephones: ATLAS & NORFOLK WORKS SHEFFIELD 20081 (11 LINES) TINSLEY WORKS SHEFFIELD 41193 SCUNTHORPE FOUNDRY SCUNTHORPE LINCS 22 Telegraphic Addresses: FIRTH SHEFFIELD ATLAS SHEFFIELD London Office: 8, THE SANCTUARY WESTMINSTER, S.W.1 Telegraphic Addresses: MESMERIC, PARL, LONDON ALDWARKE, PARL, LONDON Telephone Number: 8310 VICTORIA Codes: PRIVATE A.B.C. 6th EDITION. BENTLEY'S 1912 & 1929, LIEBERS, LOMBARD, MARCONI, WESTERN UNION 5 LETTER. REGISTERED OFFICE: ATLAS WORKS, SHEFFIELD YOUR REFERENCE Hs {Lord Ernest Hives - Chair} /Les.8/KW. Exptl. Dept. OUR REFERENCE WHICH PLEASE QUOTE HWP/12/36. Spring Dept, Tinsley. 24th.April.1936. Messrs.Rolls-Royce Ltd., Nightingale Road, DERBY. For the attention of Mr.Leslie. Dear Sirs, In answer to your letter of the 22nd inst., we enclose Blue Print of our Drawing No.181 - which please examine and let us know if you are in full agreement. Taking into consideration the full requirements of your specification - the range of stress to the Maximum Bump position - works out at 53.3 Tons per square inch. Yours faithfully, THOS.FIRTH & JOHN BROWN LTD. for Director. ENCLOSURE | ||
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).