Columbia subject headings:
African Americans--New York (State)
New York (State)
New York (State)--History--Civil War, 1861-1865--African Americans.
Slavery--United States--Legal status of slaves in free states.
Harvard subject headings:
African Americans--New York (State)
Fugitive slaves--Legal status, laws, etc.--New York (State)
Lemmon, Jonathan,
Lemmon, Jonathan, active 1852-1860--Trials, litigation, etc.
Napoleon, Louis, active 1852-1860,
Napoleon, Louis, active 1852-1860--Trials, litigation, etc.
New York (State) respondent.
New York (State)--History--Civil War, 1861-1865--African Americans.
Slavery--United States--Legal status of slaves in free states
Princeton subject headings: