Brock, Sidney Gorham was born on April 10, 1836 in Cleveland, Ohio, United States. Son of Electronic Arts and M.M.Brock.
Bachelor of Arts, Allegheny College, Pennsylvania, 1859, A.M., 1862 (honorary Doctor of Philosophy, 18883.
Admitted to bar, 1861. Practiced at Macon, Missouri. Now retired. Mayor of Macon, 1886-1889.
Chief bureau of statistics, United States Treasury Department, 1889-1893. Author; The Hawaiian Islands, Their History, Products and Commerce, 1892. History of the Navigation, Commerce, Tonnage, etc., of the Great Lakes, 1891.
History of the Pacific States and Alaska—Acquisition, Wealth, Products, Commerce, etc., 1890. Advance of the United States for a Hundred Years, From 1790 to 1890 (date of publication, 1893). Address, Macon, Missouri.
Married Louisa O. Williams, of Meadville, Pennsylvania, December, 1861.