How Many? A Dictionary of Units of Measurement long history of odd changes http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html How Many? A Dictionary of Units of Measurement English Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures «The English Customary Systems». http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html Furlong http://www.unc.edu/~rowlett/units/custom.html «The English Customary Systems». History of English Units English Customary Weights and Measures English customary weights and measures http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures How Many? A Dictionary of Units of Measurement English Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html How Many? A Dictionary of Units of Measurement «The English Customary Systems». English Customary Weights and Measures http://www.unc.edu/~rowlett/units/custom.html How Many? A Dictionary of Units of Measurement «The English Customary Systems». some more information http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html http://www.unc.edu/~rowlett/units/custom.html English Customary Weights and Measures Russ Rowlett