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Problems and control of air pollution : proceedings of the First International Congress on Air Pollution held in New york City, March 1-2, 1955 under the sponsorship of the Committee on Air-Pollution Controls of the American society of Mechanical Engineers / edited by Frederick S. Mallette.
- International Congress on Air Pollution 1955 : New York, N.Y.)
Proceedings of the Third National Air Pollution Symposium : April 18, 19, 20, 1955, Huntington-Sheraton Hotel, Pasadena, California / sponsored by Stanford Research Institute ; in cooperation with California Institute of Technology [and others].
- National Air Pollution Symposium, 1955 : Pasadena, Calif.)