Columbia subject headings:
Anderson, John, 1831?---Trials, litigation, etc.
Extradition--Canada.
Extradition--United States.
Fugitive slaves--Legal status, laws, etc.--Canada.
Harvard subject headings:
Anderson, John, 1831?---Trials, litigation, etc.
Extradition--Canada.
Extradition--United States.
Fugitive slaves--Canada.
Fugitive slaves--Legal status, laws, etc.--Canada.
Princeton subject headings: