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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:1086644
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en.wikipedia.org/wiki/Union_Township,_Miami_County,_Ohio (14 May 2010)
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www.tdn-net.com/genealogy/township/union.htm (24 Jul 2008)
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www.uniontwp-miamicounty-oh.us/ (8 Sep 2010)
Genealogy Union Township, Miami County Cemeteries, Roads and News
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www.uniontwp-miamicounty-oh.us/Cemetery.htm (8 Sep 2010)
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www.thetroyhistoricalsociety.org/township/union.htm (24 May 2010)