Abstract Directed by the Board of Public Works, the bridge engineer was responsible for operating the drawbridge/swinging span mechanism on the municipal Mississippi River wagon bridge. This bridge was in use from 1891-1939 and was built and maintained by the City of La Crosse (Wis.).These records date from 1901-1939 and list river traffic, mainly steamboats and barges, that required the swinging span to be opened. Information included in these records are the name of and the time the...