Bridge-Building - Facsimile of Whipple's 1847 essays which include original plans and practical details for iron and wooden bridges. Also available in text and tiff formats. - http://bridges.lib.lehigh.edu/books/book2301.html
Squire Whipple Bowstring Truss - Rare example of early engineering design by oSquire Whipple. This bridge was designed and patented by him in 1841. - http://www.dot.state.oh.us/oes/rehab.htm