Colonel Ralph Plumb

Historical marker location:

Streator, Illinois

( Marker is on North Park Street (Illinois Route 23) just north of East Hickory Street, on the right when traveling north.)

Marker installed: 2004

1816-1903.

The Illinois State Police, founded in 1922, is one of the oldest state police agencies in the United States. The agency is responsible for enforcing state laws, protecting state property, and providing security for the governor and other state officials.