drawbridges:
Baltimore & Ohio Chicago Terminal Railroad Bridge
drawbridges:
Baltimore & Chicago Terminal Railroad Bridge
drawbridges:
Baltimore & Ohio Chicago Terminla Railroad Bridge
drawbridges:
Baltimore & Ohio Chicag terminal Railroad Bridge
drawbridges:
Baltimore & Ohio Chicago Terminal Railroad Bridge
drawbridges:
B&OCT Strauss Railroad Bridge
drawbridges:
Baltimore & Ohio Chicago Terminal railroad Bridge
drawbridges:
Baltimore & Ohio Chicago Terminal Railroad Bridge
drawbridges:
B&OCT Railroad Bridge
drawbridges:
B&OCT railroad Strauss trunnion bascule bridge
drawbridges:
B&OCT Strauss Railroad Bridge
drawbridges:
B&OCT Strauss Railroad Bridge
drawbridges:
Baltimore & Ohio Chicago Terminal railroad bridge
drawbridges:
Baltimore & Ohio Chicago Terminal Railroad Bridge