Hamilton, John M., 1839-1898.

Lt. Colonel John M. Hamilton, although born a Canadian citizen, was a United States Army soldier whose career spanned almost 40 years, from the Civil War through the Indian Wars, until finally ending with his death on San Juan Hill during the Spanish-American War.

From the description of Lt. Colonel John M. Hamilton papers, 1863-1925 (bulk 1898). (National Cowboy & Western Heritage Museum). WorldCat record id: 58795189