Description: This is a global map showing the commanding position of the English system for weights and measures. It reveals that the English system, established in 1266, for economic currency still prevails throughout the world. — Foster, 1921
Source: Ellsworth D. Foster ed., The American Educator Vol. 8 (Chicago, IL: Ralph Durham Company, 1921) 3843
Map Credit: Courtesy the private collection of Roy Winkelman. |
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