Black Suspension Bridge (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Black Suspension Bridge" in English language version.

refsWebsite

Global rank English rank

814^th place

493^rd place

7,150^th place

5,488^th place

1web.archive.org

1^st place

1^st place

1grcahistory.org

low place

low place

70^th place

63^rd place

asce.org

Witcher, T. R. (March 2019). "Crossing Grand Canyon: The Kaibab Trail Suspension Bridge" (PDF). Civil Engineering. American Society of Civil Engineers. pp. 38–41.

azcentral.com

Vandell, Perry. "91-year-old Grand Canyon bridge named an engineering landmark". Arizona Republic. Retrieved February 25, 2019.

grcahistory.org

Youngs, Yolonda. "Black Bridge". Nature, Culture and History at the Grand Canyon. Arizona State University. Archived from the original on June 28, 2010. Retrieved May 5, 2019.

loc.gov

tile.loc.gov

Webber, Ward P. (February 1929). "Report on the Design of the Kaibab Trail Bridge In Grand Canyon National Park, Arizona" (PDF). Historic American Engineering Record. Washington, D.C.: Library of Congress.

web.archive.org

Youngs, Yolonda. "Black Bridge". Nature, Culture and History at the Grand Canyon. Arizona State University. Archived from the original on June 28, 2010. Retrieved May 5, 2019.