[Trade Journal]
Publication: The Electrical Engineer
New York, NY, United States
vol. 10, no. 130, p. 493,496, col. 1.2
TRADE NOTES AND NOVELTIES
AND MECHANICAL DEPARTMENT.
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WESTERN TRADE NOTES.
THE KNAPP ELECTRICAL WORKS are very busy and shipping orders both large and small of Grimshaw, White Core, and other grades of wire right along. They are also doing a brisk trade in their well known annunciators.
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