Convert chain (Gunter or Surveyor) to span
Selected category: length.
Definition and details for chain (Gunter or Surveyor):
Chain (Gunter or Surveyor) is a traditional unit of length used by surveyors equal to about 20.11 meters. Gunter chain was introduced by the English mathematician Edmund Gunter (1581-1626) in 1620.
Definition and details for span:
Span is a traditional unit of length equal to 9 inches or 22.86 mm. A span was defined as the length of the span of a man's hand with fingers stretched out as far as possible. The name comes from the old English word "spann".