Hopeton Earthworks (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Hopeton Earthworks" in English language version.

refsWebsite

Global rank English rank

135^th place

105^th place

1web.archive.org

1^st place

1^st place

1,424^th place

1,680^th place

nps.gov

npgallery.nps.gov

"National Register Information System". National Register of Historic Places. National Park Service. April 15, 2008.

tps.cr.nps.gov

"Hopeton Earthworks". National Historic Landmark summary listing. National Park Service. Archived from the original on 2008-01-19. Retrieved 2008-06-17.

wdl.org

Squier, Ephraim George; Davis, Edwin Hamilton (1848). Ancient Monuments of the Mississippi Valley. Smithsonian Institution. pp. 133–100.

web.archive.org

"Hopeton Earthworks". National Historic Landmark summary listing. National Park Service. Archived from the original on 2008-01-19. Retrieved 2008-06-17.