1. Boller A. P. (1889). “Letter from S. Whipple to A. P. Boller on ‘The development of the iron bridge’.” Railroad Gazette April 19 253.
2. Discussion of ‘The origin and development of the American railroad viaduct’.” by J. E. Grenier;Boller A. P.;Trans. ASCE,1891
3. American railroad bridges.;Cooper T.;Trans. ASCE,1889
4. Fulton R. (1796). A treatise on the improvement of canal navigation; exhibiting the numerous advantages to be derived from small canals and boats of two to five feet wide containing from two to five tons burthen with a description of the Machinery for facilitating conveyance by water through the most mountainous countries independent of locks and aqueducts: Including observations on the great importance of water communication with thoughts on and designs for aqueducts and bridges of iron and wood illustrated with seventeen plates 121–125.
5. “Hotel St. Lift Bridge.” (1873). Utica Morning Herald Uttica N.Y. September 16.