- Agricultural: 1850-1880
- Defective,Dependent, and Delinquent: 1880
- Industrial: 1850-1870
- Manufactures: 1820, 1850-1880
- Mortality: 1850-1880
Most were not retained by the federal government and were given to state agencies willing to maintain them. Some have been microfilmed, some are available online, and some are only available in their original paper format. Your search should begin with the state archives for the state where the person of interest lived.