00804cam a2200229 i 4500 295981532 TxAuBib 20100106120000.0 880122s1969||||||||||||||||||||||||eng|u eng rda TxAuBib rda United States, Bureau of the Census. 1970 census users guide [BOOK] : Part 1. Second draft. [Washington : For sale by the Supt. of Docs., U.S. Govt. Printing Office, 1969. approximately 250 pages : illustrations ; 27 cm. txt rdacontent n rdamedia nc rdacarrier 20100107. Census data. United States Census, 1970.