Columbia subject headings:
Antislavery movements--United States.
New York (N.Y.)--Commerce--History.
New York (N.Y.)--History--Civil War, 1861-1865.
United States--Politics and government--1849-1861.
Harvard subject headings:
Antislavery movements--United States
New York (N.Y.)--Commerce--History.
New York (N.Y.)--History--Civil War, 1861-1865
United States--Politics and government--1849-1861.
Princeton subject headings:
Antislavery movements--United States.
New York (N.Y.)--Commerce--History.
New York (N.Y.)--History--Civil War, 1861-1865.
United States--Politics and government--1849-1861.