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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:835896
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politicalgraveyard.com/geo/NE/RO.html#CEM (26 Mar 2009)
A database of political history and cemeteries, with brief biographical entries for 192,291 U.S. political figures, living and dead, from the 1700s to the present.
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nebraskagravestones.org/cemeteries.php?selected_cid=75 (8 Mar 2011)
Research your Nebraska ancestors and family history by searching our online database of Nebraska gravestone photos. Locate Nebraska gravestone images of your descendants and discover your Nebraska roots.
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www.epodunk.com/cgi-bin/localList.php?local=22432&locTGroup=Cemeteries&direction=down (22 Jan 2009)
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www.linkpendium.com/genealogy/USA/NE/Rock/ (14 Apr 2010)
The definitive directory to Genealogy > USA > Nebraska > Rock County
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www.epodunk.com/cgi-bin/genInfo.php?locIndex=22432 (18 Nov 2008)
Rock County, Nebraska NE, county profile, with sections on demographics, cemeteries, the economy, government, history and politics.
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www.findagrave.com/cgi-bin/fg.cgi?page=csr&CScnty=1878 (2 Sep 2009)
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www.usgwarchives.net/ne/rock/roctable.htm (22 Jan 2010)
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en.wikipedia.org/wiki/Rock_County,_Nebraska (28 Jul 2010)
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nebraskalegislature.gov/laws/laws-index/chap22-full.html (6 Oct 2012)