[4] After his graduation from St. Lawrence, Buck enlisted and fought for the Union Army in the American Civil War under General Slocum, participating in the battles at Antietam, Chancellorsville, Gettysburg, Lookout Mountain, Missionary Ridge, Peachtree Creek, Resaca and Ringgold Gap.

[4] Buck served as president of the American Society of Civil Engineers.

[4] He also worked with Richard Buck, another prominent bridge engineer.

[6] Some of his projects include: Buck died on July 7, 1909, in Hastings, New York.

[4] His widow, Mira Gould Buck, died in Eastview, New York, in 1946 at the age of 84.