Columbia subject headings:
Slavery--Law and legislation--United States.
Harvard subject headings:
African Americans--New York (State)
Habeas corpus--United States.
Lemmon, Jonathan, active 1852-1860--Trials, litigation, etc.
Napoleon, Louis, active 1852-1860--Trials, litigation, etc.
Slavery--United States--Legal status of slaves in free states
Slaves--Legal status, laws, etc.--New York (State)
Trials (Conspiracy)--United States.
Princeton subject headings: