Newport News Police Department - 1911 photo showing their officers with bicycle and an Indian police bike.
Michigan State Police - Tpr. Richard Abbott and Jocko who formed the department’s first canine team in 1960.
First Maryland State Police Force, Saunders Ridge, February 10, 1921
1940's Oklahoma Highway Patrol unit below Pensacola Dam (Grand Lake)
A New Mexico State Policeman astride his Harley-Davidson Police Motorcycle during the Fiesta parade in Santa Fe in July, 1040.
deLay510607-DD81. "Daredevil. Even the ski-jumpers held their breath when Multnomah County Sheriff's Deputy Emil Kreofsky spurred his buckin...
San Francisco PD - written on back: "JEREMIAH DINAN was CHIEF OF POLICE from 1905 to 1907. It was during his administration that the police car made its first appearance in San Francisco in 1906." (San Francisco Public Library)