103rd Congressional District Geographic Entity File, 1990 [United States]
The 1915 Iowa State Census Project
The 1974-1979-1980 Canadian National Elections and Quebec Referendum Panel Study
1980 and 1990 Industrial Structure Measures
The 1990s Acceleration in Labor Productivity Causes and Measurement
The 2001 Recession How Was It Different and What Developments May Have Caused It?
2002 State Legislative Survey
21st Century Americanism Nationally Representative Survey of the United States Population, 2004
The 500 Family Study [1998-2000 United States]
A*CENSUS (Archival Census and Education Needs Survey in the United States), 2004
ABC News "20/20" Female Body Image Poll, March 1996
ABC News "20/20" Fur Poll, March 1989
ABC News 9/11 Anniversary Poll, September 2006
ABC News Abortion/Cuba Poll, January 1998
ABC News Abuse and Excuse Poll, February 1994
ABC News AIDS Poll, January 1996
ABC News AIDS Poll, June 1990
ABC News Angry Voter Poll, April 1992