"study number","owner","title","investigators","doi","time period"
"08930","ICPSR","Census of Population, 1860 [United States]: Urban Household Sample","Moen, Jon","http://dx.doi.org/10.3886/ICPSR08930.v3","1860"
"09453","ICPSR","Census of Population, 1910 [United States]: Oversample of Black-headed Households","Morgan, S. Philip; Ewbank, Douglas","http://dx.doi.org/10.3886/ICPSR09453.v2","1910"
"07552","ICPSR","Census Tract-Level Data, 1960","United States Department of Commerce. Bureau of the Census","http://dx.doi.org/10.3886/ICPSR07552.v1","1960"
"02896","ICPSR","Historical, Demographic, Economic, and Social Data: The United States, 1790-2002","Haines, Michael R.; Inter-university Consortium for Political and Social Research","http://dx.doi.org/10.3886/ICPSR02896.v3","2002"
"09424","ICPSR","Population of Counties, Towns, and Cities in the United States, 1850 and 1860","Fishman, Michael J.","http://dx.doi.org/10.3886/ICPSR09424.v2","1860"
"07753","ICPSR","Population Redistribution and Economic Growth in the United States:  Population Data, 1870-1960","Kuznets, Simon; Thomas, Dorothy Swaine","http://dx.doi.org/10.3886/ICPSR07753.v2","1960"
"09430","ICPSR","Southern Agricultural Households in the United States, 1880","Sutch, Richard; Ransom, Roger","http://dx.doi.org/10.3886/ICPSR09430.v1","1880"
"08353","ICPSR","United States Microdata Samples Extract File, 1940-1980:  Demographics of Aging","Inter-university Consortium for Political and Social Research","http://dx.doi.org/10.3886/ICPSR08353.v2","1980"