Davis, Duncan - Age 40, Year: 1864 - 14th US Colored Heavy Artillery

Chicago citation style
War Department. The Adjutant General's Office. 3/4/1907-9/18/1947. Davis, Duncan - Age 40, Year: 1864 - 14th US Colored Heavy Artillery. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/38706749. (Accessed November 19, 2018.)
APA citation style
War Department. The Adjutant General's Office. 3/4/1907-9/18/1947, Davis, Duncan - Age 40, Year: 1864 - 14th US Colored Heavy Artillery. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/38706749
MLA citation style
War Department. The Adjutant General's Office. 3/4/1907-9/18/1947. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/38706749>.
Note: These citations are programmatically generated and may be incomplete.