• Πατήστε για μεγέθυνση
  • Πατήστε για μεγέθυνση

NAUTICAL DROMOMETRO

It is a mechanism which is described by Heron of Alexandria in his work "metritika". This mechanism measures distances in the sea. It is suitably placed in side of the ship and with a combination of gears it records the distance that has covered the ship.