COHN, M M City of the future; a public health engineering challenge. [electronic resource] - American journal of public health and the nation's health May 1956 - 601-5 p. digital Publication Type: Journal Article ISSN: 0002-9572 Standard No.: 10.2105/ajph.46.5.601 doi Subjects--Topical Terms: EngineeringHumansPublic HealthSanitation