Background
He was born on January 8, 1844 in Utica, New New York He was the son of John Forman Seymour (1814-1890, brother of Governor Horatio Seymour) and Frances Antill (Tappan) Seymour (d 1853).
He was born on January 8, 1844 in Utica, New New York He was the son of John Forman Seymour (1814-1890, brother of Governor Horatio Seymour) and Frances Antill (Tappan) Seymour (d 1853).
He graduated from Sheffield Scientific School of Yale University in 1867, and had a degree of Master of Arts
Conferred on him some years later. He began engineering work with the City Surveyor of Utica, New York, and was on the survey of the Canastota and Cazenovia Railroad in Madison County, New New York In 1871 he became Assistant Engineer of the Seneca Falls and Sodus Bay Railroad, and afterwards was Assistant Engineer of the Wellsboro and Lawrenceville Railroad, and Chief Engineer of the Cowanesque Valley Railroad.
In 1873 he made a survey of the Antrim mine of the Fall Brook Coal Company, and in 1874 a topographic survey of the lands of the Buffalo Coal Company in Pennsylvania.
On December 1, 1874, he was appointed Assistant Engineer on the New York State Canals. He was New York State Engineer and Surveyor from 1878 to 1881, elected on the Democratic ticket in 1877 and 1879.
From 1882 on, he took charge of the lands of the Michigan Land and Iron Company in Michigan. Later he returned to Utica and settled as a general practicing engineer
He died on February 21, 1907 in Utica.
He was a member of the American Society of Civil Engineers.