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Handbook of Reinforced Plastics. 1964.  Asbestosis and asbestos dust limit are mentioned. Types of asbestos, and applications are described, including missiles, aircraft, electrical, and more.
Modern Plastics Encyclopedia. 1954. Use of Asbestos in plastics. Includes ads for Westinghouse Micarta, Panelyte (St Regis Paper Company), National Vulcanized Fibre Co, & American Cyanamid Co.
Laminated Plastics.  1966.  NEMA standards for asbestos use. Safety precaution about a good exhaust system.  Asbestos fillers in plastics.