U-937 Imperial Porcelain Works
TRADE
MARK
IMPERIAL PORCELAIN // MANUFACTURED BY / IMPERIAL PORCELAIN WORKS / TRENTON, N.J. [Incuse on skirt]
This pioneering insulator was the first high voltage insulator to be used on the Niagara to Buffalo transmission line. Produced by Imperial for Fred Locke.
White . . . . . . . . . . . . . $870-1180