"study number","owner","title","investigators","doi","time period"
"09929","ICPSR","Census of Population and Housing, 1990 [United States]:  Equal Employment Opportunity (EEO) File","United States Department of Commerce. Bureau of the Census","http://dx.doi.org/10.3886/ICPSR09929.v1","1990"
"06223","ICPSR","Census of Population and Housing, 1990 [United States]: Equal Employment Opportunity (EEO) Supplemental Tabulations File, Part I","United States Department of Commerce. Bureau of the Census","http://dx.doi.org/10.3886/ICPSR06223.v1","1990"
"13286","ICPSR","Census of Population and Housing, 2000 [United States]: Demographic Profile: 100-percent and Sample Data","United States Department of Commerce. Bureau of the Census","http://dx.doi.org/10.3886/ICPSR13286.v1","2000"
"07955","ICPSR","County-Level Estimates of the Population Aged Sixty Years and Over by Age, Sex, and Race, 1977-1980","Inter-university Consortium for Political and Social Research","http://dx.doi.org/10.3886/ICPSR07955.v1","1980"