The following are publications of genealogical value for Bloom Township, Fairfield County, Ohio
Betzer Union / Zion Reformed Church, 1817-1881, Bloom Township, Fairfield County, Ohio, 1994, Fairfield County Chapter OGS, Lancaster, OH
Cemeteries of Bloom Township, Fairfield County, Ohio 1996, Fairfield County Chapter OGS, Lancaster, OH. Three volumes.
Churchbooks of the Lutheran and German Reformed Congregations of the Glick/Salem (Union)/Brick Church, 1808-1915, Bloom Township, Fairfield County, OH, 1993, Fairfield County Chapter OGS, Lancaster, OH.
St. John Evangelical Lutheran Church, Lithopolis, Bloom Township, Fairfield County, Ohio, 1853-1920", Fairfield County Chapter OGS, 1994.