ASTOR PLACE RIOT, a fatal affray
which took place in New York City,
May 10, 1849, in which the participants
were the partisans of the actors, Edwin
Forrest and William C. Macready.
Twenty-two were killed and 36 wounded.
Source: Collier's New Encyclopedia 1. (1921) New York: P.F. Collier & Son Company. 314.