[Trade Journal]
Publication: Electrical Industries
Chicago, IL, United States
vol. 3, no. 3, p. 89, col. 1
TRADE PUBLICATIONS.
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Users of insulators cannot fail to be interested in a little brochure sect out by the Security Insulator Co., 136 Liberty st., New York, entitled, "About Insulators." It describes in a taking way the new insulator manufactured by this company, which is illustrated and described elsewhere in our reading columns this month.
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