The Illinois State Police was officially created in 1922 and the primary function of the agency was the protection of the roads from damage by overweight vehicles. In 1927, the first patrol cars (Chrysler coupes) were purchased and issued only to Sergeants as they were deemed to be District Commanders.
Salt Lake City Police patrol wagon, December 24, 1907. This photograph is taken in front of the old City Hall, which became Police Headquarters following the construction of the City and County Building.
"Night Policemen" ca.1904 - Muscatine night policemen all in uniform. All of the men are wearing their hats and badges. The man to the left has the number 3 on his hat, the man next to him has a number 2. The man in the center has the letters NC on his hat. The next man (second from the right) has the number 6. The man on the far right's hat is unidentifiable. Muscatine County, Iowa