American Electricians' Handbook (1953). Asbestos covered wiring and asbestos cable insulation. Felted asbestos and asbestos-varnished cambric. Asbestos insulated magnet wire.
Graybar Electric Company Catalog No. 103 (1948) Deltabeston Switchboard Wire, Deltabeston Appliance Wire, Apparatus Cable, Fixture Wire, Range Wire, etc. Asbesots tapes, tubing, and floodlight with asbestos gaskets.
Naval Electricians Text Book (1917). This WWI era U.S. Navy book mentions asbestos use in a generator and General Electric resistance units.
Asbestos insulated wire and cable was used in residential houses, commercial buildings, ships, plants, and more. Electricians and electrical workers may be exposed to asbestos.
Graybar Electrical Catalog No. 31 (1972). Features asbestos heater cord. Also information from the 1971 National Electrical Code about the use of asbestos wiring.
American Electricians' Handbook 10th Edition (1981). This 1980s electrical handbook has information about asbestos covered heat resistant fixture wire and asbestos insulation for cables and cords.
Thomas Register Volume 6 (1970). This directory lists asbestos product manufacturers for asbestos covered wire and asbestos tubing, including Standard Wire & Cable Co, General Electric, Excel Specialty, and many more.