Problems of Hungry Children in the District of Columbia: Hearings before the Subcommittee on Public Health, Education, Welfare, and Safety of the Committee on the District of Columbia, March 26, 27, 29, April 4 and 5, 1957 . Problems of Hungry Children in the District of Columbia: Report of the Subcommittee on Public Health, Education, Welfare, and Safety of the Committee on the District of Columbia .