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).
Letter from British Insulated Cables Ltd. regarding a sample of black cotton braid sleeving treated with French chalk.
| Identifier | ExFiles\Box 61\1\ scan0281 | |
| Date | 25th January 1936 | |
| TELEGRAMS: "LIMITED, HELSBY." TELEPHONE Nº 66. WORKS: PRESCOT AND HELSBY. TRADE MARK REGISTERED HEAD OFFICE: PRESCOT, LANCS. TELEGRAMS: "INSULATOR, PRESCOT." TELEPHONE Nº 6571 PRESCOT TEN LINES - PRIVATE BRANCH EXCHANGE British Insulated Cables Ltd., Makers of B.I. CABLES Handwritten: r6110. Manufactures: ALUMINIUM. SHEET, SECTIONS. BOXES. JOINT, SERVICE, NETWORK. CABLES. FOR ALL ELECTRICAL PURPOSES. COMMUTATOR BARS. COMPOUNDS. CONDENSERS. STATIC. COPPER. STRANDS & SECTIONS. FLEXIBLES. FUSE BOXES. KNIFE SWITCHES. METERS. OVERHEAD EQUIPMENT. RAILWAY, TRAMWAY, LIGHT & POWER. PAPER PINIONS. PILLARS & KIOSKS. RAIL BONDS. VARNISHES. WELDERS. ELECTRIC. WIRE. ALUMINIUM, COPPER, COTTON COVERED, ENAMELLED, SILK COVERED, FUSE, TROLLEY. WIRING SYSTEMS. Messrs. Rolls-Royce, Ltd., Experimental Department, Nightingale Road, DERBY. HELSBY, NEAR WARRINGTON. PLEASE ADDRESS THE COMPANY AND REFER TO EAB/FJ. Ref. Hs{Lord Ernest Hives - Chair}/Wst. 7/MJ. 25th. January, 1936. Dear Sirs, As promised in our letter of the 21st. inst., we have to-day sent to you by post, a 2 foot sample of Black Cotton Braid .310" internal diameter Black Cellulose Polished & Braided overall with 36 swg. Tinned Phosphor Bronze Wires. We have blown a small quantity of French Chalk down the inside in order to improve the sliding properties of the sleeving. We should appreciate your comments on this sleeving. Yours faithfully, British Insulated Cables Limited. E.{Mr Elliott - Chief Engineer} A.{Mr Adams} Bayles Works Manager. Helsby. | ||