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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:832628
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www.accessgenealogy.com/cemetery/nebraska/cass/rock_bluff.htm (2 Apr 2011)
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www.rootsweb.ancestry.com/~necass/cemtrs.htm
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www.rootsweb.ancestry.com/~nesgs/Ancestree/vol05/v05n01p22.htm#30
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www.findagrave.com/cgi-bin/fg.cgi?page=cr&CRid=101226