...barley-corns (bar.) make 1 inch, marked in. 12 inches 1 foot, " ft. 3 ft. 1 yard, " yd. 5| yards, or 16| ft, 1 rod, " rd. 40 rods 1 furlong, " fur. 8 furlongs, or 320 rods, 1 mile, " mi. 69£ common miles, 1 degree, deg., or °, {-»£• onuhf e°^.clrcumfer' 3 geographical mileS, 1 league,...