Incidents of a Trip Through the Great Platte Valley, to the Rocky Mountains and Laramie Plains, in the Fall of 1866 [...] and an account of the great Union Pacific Railroad Excursion. Silas Seymour. New York: D. Van Nostrand, 1867.
In 1863 Seymour (1817-1890) became Consulting Engineer, and later Chief Engineer, of the Washington Aqueduct. In the winter of 1863-1864, he was Consulting Engineer of the Union Pacific Railroad. He designed the high bridge over Dale Creek Ca?on, near the summit of the Black Hills of the Rocky Mountains. From 1868 to 1871, he was Consulting Engineer of the Adirondack Railroad in New York and was reappointed in 1882. From 1871 to 1878 he was Consulting and Acting Chief Engineer of the North Shore Railway in Canada. The North Shore railway was the part of the Quebec, Montreal, Ottawa and Occidental RR that ran through Quebec. On his return to the U.S. in 1878, he was successively President of the Massachusetts Central Railroad and Consulting Engineer of the West Shore Railroad. A key figure in the creation of the railroad across the continent. A fine copy.