Black, Caleb - Age 24, Year: 1865 - 3d US Colored Cavalry

Chicago citation style
War Department. The Adjutant General's Office. 3/4/1907-9/18/1947. Black, Caleb - Age 24, Year: 1865 - 3d US Colored Cavalry. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/38845080. (Accessed May 21, 2018.)
APA citation style
War Department. The Adjutant General's Office. 3/4/1907-9/18/1947, Black, Caleb - Age 24, Year: 1865 - 3d US Colored Cavalry. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/38845080
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/38845080>.
Note: These citations are programmatically generated and may be incomplete.