Columbia subject headings:
Abolitionists--United States.
American Board of Commissioners for Foreign Missions.
American Tract Society.
Antislavery movements--United States.
Indians of North America--Missions.
Slavery--United States.
Harvard subject headings:
American Board of Commissioners for Foreign Missions
American Tract Society
Indians of North America--Missions.
Princeton subject headings:
American Board of Commissioners for Foreign Missions.
American Tract Society.
Indians of North America--Missions.