Caught on the bridge with two trains passing! A group of intrepid individuals cling to the guard rails of the massive steel bridge that carries the Atglen & Susquehanna freight line over the Conestoga Creek where it breaks through the river hills and into the Susquehanna River. This winter scene from the 1920's before the erection of Safe Harbor Dam shows the great bridge and the tracks of the Columbia & Port Deposit branch far below.