Columbia subject headings:
Riot control--New York (State)--New York--History.
Riots--New York (State)--New York--History.
Violence--New York (State)--New York--History.
Harvard subject headings:
Riot control--New York (State)--New York--History.
Riots--New York (State)--New York--History.
Violence--New York (State)--New York--History.
Princeton subject headings:
Riot control--New York (State)--New York--History.
Riots--New York (State)--New York--History.
Violence--New York (State)--New York--History.