1. Series ISP 3, New Florencia, case study for 1970 censuses of population and housing (International Statistical Training and Workshop Office.). No. 1-c. Unit 2, Administrative requirements and mapping; [prepared by Genevieve D. Welsh and others]. Bookmark Corporate/Agency Authors: Census Bureau and Commerce Dept. Publisher: Census Bureau Date: [1971.] SuDoc number: C 3.205/3:3/no.1-c