Greathouse kith and kin records found in the county:

1803, Apr 30 - GALLIA created from WASHINGTON. (Ohio Laws 1803, 1st assy., ch. 8/p. 19; Chase, 3:ch. 347/pp. 2100-2101)

1804, Dec 29 - GALLIA lost to SCIOTO. (Ohio Laws 1804, 3d assy., ch. 74/p. 294; Chase, 3:ch. 354/p. 2103)

1807, Jan 30 - GALLIA exchanged small areas with ATHENS. (Ohio Laws 1806, 5th assy., ch. 39/p. 105; Chase, 3:ch. 359/p. 2105)

1815, Dec 21 - GALLIA lost to creation of LAWRENCE; LAWRENCE not fully organized, part attached to GALLIA for administrative and judicial purposes. (Ohio Laws 1815, 14th assy., ch. 8/p. 22; Chase, 3:ch. 403/p. 2121)

1816, Mar 1 - GALLIA lost to creation of JACKSON. (Ohio Laws 1815, 14th assy., ch. 25, secs. 1, 5/pp. 112, 115; Chase, 3:ch. 404/pp. 2121-2122)

1817, Mar 1 - LAWRENCE fully organized, detached from GALLIA. (Ohio Laws 1816, 15th assy., ch. 6/p. 6; Chase, 3:ch. 407/p. 2123)

1818, Dec 22 - GALLIA lost to LAWRENCE. (Ohio Laws 1818, 17th assy., ch. 2/p. 3; Chase, 3:ch. 420/p. 2129)

1819, Apr 01 - GALLIA lost to creation of MEIGS. (Ohio Laws 1818, 17th assy., ch. 25, secs. 1, 6/pp. 40, 43; Chase, 3:ch. 423/pp. 2131-2132)

1832, Oct 6 - Obituary: Isaac Greathouse

Article: 1832 - Obituary: Isaac Greathouse

Sources:

The Newberry Library, Atlas of Historical County Boundaries, Chicago, IL. Gallia County Chronology.