And heaps of greater distances between them. In the early day in the year 1838:-- |Length of stroke. | | | | | | | |Length of | | Ohio, Michigan, Indiana,| | | |revolutions. | | | | | | | Florida, and Alabama | 2,103 | 8,253,130 | 1,283 | 3,919 | | | | |revolutions. | | |is.