Convert inch (survey) to mile (ancient Roman)
Selected category: length.
Definition and details for inch (survey):
U.S. survey inch was defined on April 5, 1893 by Thomas Corwin Mendenhall, as a unit of length equal to 1/39.37 meters exactly.
Definition and details for mile (ancient Roman):
A mile was the distance a Roman legion could march in 1000 paces or 2000 steps. Pace is the distance between successive falls of the same foot. Measured distance between surviving milestones of Roman roads is often closer to 1520 meters.