C. S. Knowles issuing a pamphlet on Imperial insulators

[Trade Journal]

Publication: The Electrical Engineer

New York, NY, United States
vol. 24, no. 489, p. 267,268, col. 1,1-2


TRADE NOTES

& NOVELTIES.


NEW ENGLAND NOTES.

MR. C. S. KNOWLES, 7 Arch street, Boston, and 120 Broadway, New York, has issued a very neat and informational circular in regard to his Imperial porcelain, made by the Duggan Imperial Porcelain Works, at Trenton, N. J.

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Keywords:Imperial Porcelain Works : C. S. Knowles
Researcher notes: 
Supplemental information: 
Researcher:Bob Stahr
Date completed:April 25, 2011 by: Bob Stahr;