China Bridge - Discover how China's Song dynasty during the eleventh and twelfth centuries used the high arch "rainbow bridge" to solve the problem of spanning a fast-moving river without impeding boat traffic. Nova online.
English versus American Bridges - Discussion on the merits of English and American iron bridges. Published in the 1874 edition of the Railway Gazette.
Context for World Heritage Bridges - Contextual essay with bridge design and construction dealt with chronologically by material and by type. Includes bibliography and list of potential World Heritage bridges.
Building a Bridge - The story of the rebuilding of a bridge over the Blyth between Heveningham and Ubbeston in 1794.
Bridge Signs - Douglas Coulter's collection of bridge maker's plates from wrought iron bridges of Illinois. Also features photographs of covered and iron bridges, and bridge postcards.