Hemingray No. 7 Standard CD 133

By Elton Gish; posted October 17, 2015

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Illustration from the 1891 catalog of Great Western Electric Supply Co. (Chicago). The one shown here (Regular Screw Glass Insulator) is the Hemingray No. 7 STANDARD. There are a total of 9 glass insulator styles. One of the 9 is CD 144 Foree Bain. [id=449686734]