[Trade Journal]
Publication: Electrical Review
New York, NY, United States
vol. 31, no. 12, p. 145, col. 4
Edison Convention Notes.
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Mr. Elmer P. Morris, of New York, gave quite an exhibit in double parlors, including Keystone instruments, Monarch insulating paint, Hemingray insulators, etc. The new Keystone arc light ground detector greatly interested the wide-awake electric light men.
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