Jackson, Ronald V., Accelerated Indexing Systems, comp., Ohio Census, 1790-1890. Online: Ancestry.com, Provo, UT, The Generations Network, Inc., 1999.

Original data: Compiled and digitized by Mr. Jackson and AIS from microfilmed schedules of the U.S. Federal Decennial Census, territorial/state censuses, and/or census substitutes.

This database contains indexes to the Ohio (U.S.A.) portion of the 1790-1870 U.S. Federal Censuses as well as indexes to the 1840 Pensioners List, the 1890 Veteran's Schedule, and other early censuses. Information contained in these indexes can include name, state, county, township, year of record, and name of record set.