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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:830465
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www.usgennet.org/usa/ne/county/knox/cemeteries/kemma.htm (12 Sep 2009)
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www.usgennet.org/usa/ne/county/knox/cemeteries/index.htm (13 Sep 2009)
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www.findagrave.com/cgi-bin/fg.cgi?page=cr&CRid=100855 (6 Dec 2009)