| Delaware, and Maryland | 3,503 | 27,952,500 | 2,020 | 7,979 | | | | | Tennessee, Kentucky, | | | | | | | | | | | | | | | | | | | Tennessee, Kentucky, | | | | | | Ohio, Michigan, Indiana,| | | |Tonnage.| | |strokes.| | |bucket. ---------------+----+-----+----+--------+---+---+--------+----+----+-------- | ft.| ft. | ft.| ft.| ft.| ft.| ft.| ft.| ft.|ft.| | in.| ft.| | | Per mile | Per mile | per annum |of railway| run by | on | per annum |of railway| run by | on | per.