Columbia subject headings:
Harvard subject headings:
African American soldiers--History--19th century
African Americans--History--1863-1877
United States--Armed Forces--African Americans--History--19th century.
United States--History--Civil War, 1861-1865--Participation, African American.
Princeton subject headings:
African American sailors.
African American soldiers.
United States--History--Civil War, 1861-1865--Participation, African American.