Hemingray has published a booklet "Some Interesting Facts about Hemingray Glass Insulators"

[Trade Journal]

Publication: The Journal of Electricity, Power and Gas

San Francisco, CA, United States
vol. 30, no. 16, p. 371, col. 2

NEW CATALOGUES.

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Hemingray Glass Company of Covington, Ky., have published a booklet of "Some Interesting Facts about Hemingray Glass Insulators." These include not only the facts of annealing to avoid strains, but also the detailed results of a larger number of tests in the electrical laboratories of the Worcester Polytechnic Institute.

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Keywords:Hemingray
Researcher notes: 
Supplemental information: 
Researcher:Bob Stahr
Date completed:January 15, 2023 by: Bob Stahr;