Historical Marker
John Mullanphy
Historical marker location:
980 St. Francois Street, Florissant, Missouri
( Marker is on St. Francois Street just west of Brown Street, on the right when traveling west.)
Born 1758 In Enniskillen, Ireland. Died In St. Louis September 29, 1833.
The Missouri State Penitentiary, located in Jefferson City, was once the oldest operating prison west of the Mississippi River. It opened in 1836 and closed in 2004.