Edited sentence: During the thirties the Traffic Divisions' Motorcycles were housed at Laclede Police Garage.In 1925 the Traffic Division was located at 208 South Twelfth in the Central District and Headquarters.In 1939 the Traffic Division was located in Room 106-107 in Headquarters at 1200 Clark.The Mobile Reserve Unit was introduced in 1957.Traffic Division, Mobile Reserve and Canine were once located at Fifteenth and Spruce in the sixties to the late eighties.Traffic Safety - Mounted Patrol - Mobile Reserve - Canine - Public Transportation - Aviation