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Ost Valle Bridge (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ost Valle Bridge" in English language version.

refsWebsite
Global rank English rank
3nps.gov
135th place
105th place

nps.gov

npgallery.nps.gov

  • "National Register Information System". National Register of Historic Places. National Park Service. March 13, 2009.
  • Mark Hufstetler (December 10, 1996). "NRHP Registration: Ost Valle Bridge / 32GF292". National Park Service. and Accompanying two photos
  • Mark Hufstetler (December 10, 1996). "National Register of Historic Places Multiple Property Submission: Historic Roadway Bridges of North Dakota MPS". National Park Service.