Columbia subject headings:
Harvard subject headings:
Black people--Canada--History--19th century.
Canada--History--1841-1867
United States--History--Civil War, 1861-1865--Blacks--Canada.
United States--History--Civil War, 1861-1865--Participation, Black Canadian.
Princeton subject headings:
Black people--Canada--History--19th century.
Canada--History--1841-1867.
United States--History--Civil War, 1861-1865--Blacks--Canada.
United States--History--Civil War, 1861-1865--Participation, Black Canadian.