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Engle, P. M., Jr.
view article (1.0)Air Filtration--Biological and Radiological.Cambaridge Filter Corp., MAAmerican Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. (ASHRAE). Survival Shelters Symposium. Annual Meeting, 69th. June 25-27, 1962, Miami Beach, FL, 117-123 p., 1962