1970 Census and Legislation Related Thereto. hearings before the United States House Committee on Post Office and Civil Service, Subcommittee on Census and Statistics, Ninety-First Congress, first session, on Apr. 1, 24, May 8, June 16, 17, 1969. Part 1 :

Committee Serial No. 91-8. Examines alternatives for meeting statistical needs of Census Bureau and of state and local governments without invading the privacy of citizens. Also considers H.R. 20, to limit categories of census questions required to be answered under penalty of law.