Convert punto (Castile) to shackle (Britain 1949)
Selected category: length.
Definition and details for punto (Castile):
Punto is a traditional unit of length comparable to the "point". In Castile it was defined to be equal to 1/1728 pie or about 0.16 mm.
Definition and details for shackle (Britain 1949):
In 1949 the Royal Navy redefined shackle as 90 feet or 27.432 meters.