An alternate name for the ell. The English ell is 45 inches (1.143 meters), but the "clothyard arrows" used with longbows in late medieval times were closer in length to the 37-inch Scottish ell
Russ Rowlett (Director), How Many? A Dictionary of Units of Measurement, Center for Mathematics and Science Education University of North Carolina, USA 2005. http://www.unc.edu/~rowlett/units/dictA.html, (Unit of Meas and Covr Factors - Amer) {608}