St. Louis and Suburban Railway (StL&S) 1902
41' long by 7'3" wide, 4; 10" guage
K-12 controller with four WH 56 motors, 200 HP total
Straight air brakes
United Railway UR25 trucks
Orginally homebuilt by United Railways #Z (1902-1913) then:
United Railways #77 (1903-1927),
St. Louis Public Service #77 (1927-1963),
Bi-State Development Agency #77 (1963-1966)
Donated to MOT in 1966 by Bi-State Development Agency