Browse by Study

OMPO Model Development Project (Oahu Island, 1995) (215)

Occupational Measures from the Dictionary of Occupational Titles for 1980 Census Detailed Occupations (64)

Occupational Values and the Image of the Federal Service, 1960-1961 (442)

Offender Based Transaction Statistics (OBTS), 1990: Alabama, Alaska, California, Idaho, Minnesota, Missouri, Nebraska, New Jersey, New York, Pennsylvania, Vermont, and Virginia (61)

Office for Civil Rights School District File, 1968 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1969 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1970 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1971 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1972 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1973 [United States]: School Desegregation Database (166)

Office for Civil Rights School District File, 1974 [United States]: School Desegregation Database (219)

Ohio Statewide Household Travel Survey, 2001-2003 (1040)

Oklahoma School Readiness Reach-by-Risk, 2014 (31)

Old Age in the United States, 1880 (247)

Old Age in the United States, 1900 (163)

Older Drug Users: A Life Course Study of Turning Points in Drug Use [in a large Southeastern Metropolitan Area], 2009-2010 (540)

Omnibus Study, Fall 1973 (478)

Omnibus Study, Spring 1973 (613)

Open Budget Survey, 2006-2012 (434)

Operation and Structure of Right-Wing Extremist Groups in the United States, 1980-2007 (82)

Oregon Health Insurance Experiment, 2007-2010 (651)

Oregon Youth Substance Use Project (OYSUP), 1998-2010 (15577)

Organizations Convicted in Federal Criminal Courts, 1999 (146)

Organizations Convicted in Federal Criminal Courts, 2000 (1096)

Organizations Convicted in Federal Criminal Courts, 2001 (937)

Organizations Convicted in Federal Criminal Courts, 2003 (661)

Organizations Convicted in Federal Criminal Courts, 2004 (942)

Organizations Convicted in Federal Criminal Courts, 2005 (1531)

Organizations Convicted in Federal Criminal Courts, 2006 (2853)

Organizations Convicted in Federal Criminal Courts, 2007 (900)

Organizations Convicted in Federal Criminal Courts, 2008 (935)

Organizations Convicted in Federal Criminal Courts, 2009 (902)

Organizations Convicted in Federal Criminal Courts, 2010 (708)

Organizations Convicted in Federal Criminal Courts, 2011 (1278)

Outcome Analysis Study of Drug Courts and State Mandated Drug Treatment in Los Angeles and San Joaquin Counties, California, 1998-2007 (368)

Outcome Evaluation of Tribes Learning Communities in California, 2007-2010 (3096)

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