First Free Bridge Across the Connecticut River - Full text of an address, in commemoration of the opening together with a report of the proceedings and remarks. Written by Edwin Sanborn in 1859. - http://quod.lib.umich.edu/cgi/t/text/pageviewer-idx?c=moa;cc=moa;rgn=full%20text;idno=AJS2117.0001.001;didno=AJS2117.0001.001;view=image;seq=00000003
Saint Louis and Illinois Bridge across the Mississippi River - Letter from the Secretary of War, transmitting reports on the bridge construction. - http://quod.lib.umich.edu/cgi/t/text/pageviewer-idx?c=moa;cc=moa;rgn=full%20text;idno=AJS2172.0001.001;didno=AJS2172.0001.001;view=image;seq=00000001
Historic Bridges of Oregon - Photos and information presented by Geo-Environmental Section of the Oregon Department of Transportation. - http://www.oregon.gov/ODOT/HWY/GEOENVIRONMENTAL/historic_bridges1.shtml
George Washington Bridge - Suspension bridge across the Hudson river. Features a range of current and historic data and photographs. - http://www.panynj.gov/CommutingTravel/bridges/html/gwb.html
Young's High Bridge - Illustrated article with related links. Details the 1889 construction of the railroad bridge near Tyrone, Kentucky. - http://www.worldtimzone.com/railtrail/youngshighbridge/
Friends of McGilvray Road - Information and photographs of the McGilvray bridges, a series of bowstring arches from the turn of last century, located in the Van Loon Wildlife area, La Crosse County, Wisconsin. - http://www.7bridgesrd.org/
The Frontiersmen of New York - Bridges - Extract from the book written by Jeptha R. Simms in 1883. Covers the history of the early bridges. - http://www.threerivershms.com/simmsbridges.htm
Walnut Street Bridge - Documents the restoration of a cast and wrought iron bridge built in Hellertown, Pennsylvania, around 1860. History and project photos. - http://users.ce.ufl.edu/~historic/WSB_HomePage/walnutframe.htm
The New York State Bridge Authority - Features a history of the department and illustrated histories of the Rip Van Winkle, Kingston-Rhinecliff, Mid-Hudson, Newburgh-Beacon, and Bear Mountain bridges. - http://www.nysba.state.ny.us/Index%20Page/bridge_histories.htm
Arlington Memorial Bridge - Designed by the architectural firm of McKim, Mead and White during the 1920s. Opened 1932. Located in Washington, the capital city of the United States of America. - http://www.arlingtoncemetery.net/bridge.htm
The Bridge Project - Aims to save the 97-year-old Hojack Swing Bridge in Rochester, New York. News, images and related documents. Also a collection of illustrated articles about bridges worldwide. - http://www.thebridgeproject.com/
Zoarville Station Bridge - The only Fink Through-Truss bridge known to exist in the United States. Also includes links to a biography of Fink and to the bridge builders, Smith, Latrobe and Company. - http://www.tuscazoar.org/ZSB.htm
San Francisco-Oakland Bay Bridge - Photographic collection of the construction between 1931-1936. Held at the Bancroft Library, University of California. - http://www.oac.cdlib.org/dynaweb/ead/calher/baybridge/@Generic__BookView;cs=default;ts=default
The Rupert Train Bridge - Campaign to save this bridge in Columbia County which was built by the Phoenix Bridge Company in 1933. - http://caboosenut.com/rupert_bridge.htm
The Portage Bridge - Tom Cook's illustrated history including sources and related links. Rebuilt in 1874 after fire had destroyed the original wooden structure. Located in the Genesee Valley, New York State. - http://www.letchworthparkhistory.com/bridge.html
The Original Greenville Bridge - Historical data of this steel through-truss bridge across the Mississippi river. Includes facsimile of the original handbill with facts and diagrams, and a gallery of construction photographs. - http://www.greenvillebridge.com/2a_1940.htm
Municipal Bridge - Illustrated essay covers construction and costs. Spans the Mississippi river at St. Louis. - http://www.eslarp.uiuc.edu/ibex/archive/guidebook/muni_bridge.htm
Minnesota's Historic Bridges - Text and photographs with a focus on the state's masonry arch, truss and reinforced concrete arch bridges. - http://www.mnhs.org/places/nationalregister/bridges/bridges.html
Michigan's Historic Bridges - Photographs and data listed by County. - http://www.michigan.gov/mdot/0,1607,7-151-9620_11154_11188---,00.html
Lorain-Carnegie Bridge in Cleveland - Publication on the design and construction by Wilbur J. Watson. Reprinted from the Civil Engineering journal for November, 1932. - http://web.ulib.csuohio.edu/lcbridge/
Lenticular Truss Bridges In Massachusetts - Historical article from the University of Massachusetts. Features information on the original patent and annotated photographs of the surviving bridges. - http://www.ecs.umass.edu/cee/cee_web/bridge/1.html
Indiana's Iron Truss Bridges - Article on the development inspired by Whipple's discovery of how to scientifically analyze the complicated framework. - http://www.jabarker.com/services/intruss.html
The History of the Cleveland Viaduct - An account of the origin and history, written during its construction in 1878. Author Collins French. - http://web.ulib.csuohio.edu/SpecColl/viaduct/
Historic Bridges of Nebraska - Construction details and photographs of designated historic bridges. Classified by county. - http://www.fhwa.dot.gov/nediv/bridges/histbrdg.htm
Historic Bridges of California - Photographic gallery and basic data. Also includes covered bridges and related links. - http://www.bridgeautomation.com/bridgegallery.htm
Historic Bridges - Photographs and data of historic cast and wrought iron bridges, early steel bridges, and early stone and concrete bridges. Classified by state. From the University of Florida . - http://www.ce.ufl.edu/~historic/
Highway Bridges: A Northern California Sampler - Article on the history of California bridges by Jill Livingston, published in the Society for Commercial Archeology Journal. - http://www.livinggoldpress.com/bridges.htm
Genesee River Bridges - Timeline with construction notes of historic Rochester bridges. Also includes a selection of old postcard images. - http://www.vintageviews.org/vv-r/river/bridges.html
Disappearing Bridges - Photographic catalog by Daniel Alward of historic iron and steel bridges mainly in Pennsylvania and Ohio. - http://www.venangoil.com/Bridges.html
Connecticut's Historic Highway Bridges - Features history of bridge building, notable builders, individual bridges classified by construction type, and preservation case studies. - http://www.past-inc.org/historic-bridges/HistoryofBB.html
Cilleyville Bog Bridge - History and restoration program drawings and notes. Located in New Hampshire and designed by Ithiel Town. - http://www.andover.k12.nh.us/town/cilleybo/bhome.htm
Bridges of Metropolitan Cleveland - Full text of the book written by Sara Ruth Watson and John R. Wolfs. Provides historic information on the most important bridges in Cuyahoga County. - http://web.ulib.csuohio.edu/SpecColl/bmc/
Bridges of Cleveland and Cuyahoga County - Full text of this 1918 publication which contains a series of essays. Subjects include the Detroit-Superior high level bridge, and the early bridges of Cleveland. - http://web.ulib.csuohio.edu/SpecColl/bccc/
The Bridge Over the Cathance - Illustrated article on this Massachusetts cast iron bridge built in 1805 and dismantled in 1950. - http://knox.link75.org/mmb/History/cathbr.html
Bixby Creek Bridge - Essay by Sean Vitousek discusses the building and social aspects of this Californian bridge. - http://www.pelicannetwork.net/bigsur.bixby.bridge.htm
Ambassador Bridge - Features a substantive history, bridge facts, and current data. Spans the Detroit river between the United States and Canada. - http://www.ambassadorbridge.com/