. "1990 census of population and housing. Special tabulation program (STP 14), special tabulation on aging on CD-ROM : technical documentation"@en . . . . "Census data"@en . "Census data" . . . . "Census of population and housing (1990). Special tabulation on aging" . "Census of population and housing (1990). Special tabulation on aging"@en . "Special tabulation program (STP 14)" . . . . "Special tabulation on aging on CD-ROM" . . . . . . . "Statistics"@en . "Statistics" . "Technical documentation" . "1990 census of population and housing. Special tabulation program (STP 14), special tabulation on aging on CD-ROM technical documentation" . "1990 census of population and housing. Special tabulation program (STP 14), special tabulation on aging on CD-ROM technical documentation"@en . "United States. Bureau of the Census." . . . . "Optical Storage Devices United States Statistics." . . "Aged United States Statistics." . . "United States" . . "Databases, Factual United States Statistics." . .