(753 BCE - 476)
Naples. Museo Archeologico Nazionale.
Device for measuring a Roman mile. There are 400 notches in the wheel on top. Pebbles on the wheel drop down through a hole as the wheel turns. 400 pebble drops equaled 1 roman mile. Vitruvius establised the size of the wheel.
ROMAN | Odometer. | c. 100-199 | Roman | Roman
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