[Trade Journal]
Publication: Electrical World
New York, NY, United States
vol. 14, no. 22, p. 364, col. 2
WESTERN NOTES.
BRANCH OFFICE OF THE ELECTRICAL WORLD
39 Mallers Building, Chicago, Nov. 23, 1889.
·
·
Shay, Stevens [sic] Stephens & Co., Chicago, find their No. 12 porcelain insulator with wide base meets with the approval of electrical engineers everywhere, and their double-petticoated glass insulators are largely in demand on account of the deep, low-set groove which enables the lineman to secure a perfect tie.
·
·
