"Los Angeles County (Calif.)" . . . "Provides census data down to the block level, as well as inventory (complete) summaries for the following geographic areas: census tract/block numbering area (BNA), block group, place, and consolidated city." . "Databases" . . . . "Census of population and housing (1990) Summary tape file 3A" . . "Census data" . . . . . . "Census of population and housing (1990) Summary tape file. 3A" . . "Statistics" . . "1990 census of population and housing. Summary tape file 3A. California, Los Angeles County" . . . . "United States" . . . . "1990" . .