User:Greenmountainboy/publicdomain

United States Government

 * http://memory.loc.gov/ammem/ammemhome.html
 * http://www.archives.gov/research_room/research_topics/american_west/american_west.html
 * http://www.cr.nps.gov/history/online_books/steamtown/shst.htm
 * http://memory.loc.gov/ammem/today/may10.html
 * http://coastal.er.usgs.gov/navassa/history/mining1.html
 * http://memory.loc.gov/ammem/gmdhtml/rrhtml/rrintro.html
 * http://users.rcn.com/brill/freudarc.html
 * http://www.hoover.archives.gov/exhibits/Hooverstory/gallery02/gallery02.html
 * Public Domain Tornado images

Other

 * http://teachpol.tcnj.edu/amer_pol_hist/
 * http://kclibrary.nhmccd.edu/decades.html
 * http://www.davidrumsey.com/

Link Compiliations

 * http://www.princetonol.com/groups/iad/links/clipart.html