Convert league (Celtic) to line (button makers)
Selected category: length.
Definition and details for league (Celtic):
A league was intended to represent the distance a person could walk in an hour. The Celtic unit seems to be about 2275 meters.
Definition and details for line (button makers):
U.S. button maker use the "line" unit of length to measure buttons. This unit is equal to 1/40 inch or 0.635 mm. It was probably introduced by German immigrants, who used since ninth century a different version of "ligne" equal to 1/40 inch to measure buttons.