National Register of Historic Places FAQ list of companies overseen by the National Park Service official site more info http://www.nps.gov/nr/faq.htm http://www.nps.gov/nr/faq.htm list of companies the original http://www.nps.gov/nr/faq.htm Basically nothing. http://www.nps.gov/nr/faq.htm Basically nothing. list of companies overseen by the National Park Service overseen by the National Park Service http://www.nps.gov/nr/faq.htm overseen by the National Park Service http://www.nps.gov/nr/faq.htm National Register of Historic Places overseen by the National Park Service