December 4, 2008
Porcelain insulators took over from glass insulators later in the 20th century, but manufacturers produced them in a variety of colors to try to duplicate the look of traditional colored glass insulators. The colors were used for color coding, to distinguish different types of wires on the pole.
I got interested in insulators when I lived in El Cajon and my neighbor worked for San Diego Gas and Electric… [more]
For an explosion of color and a quick education on the many beautiful varieties of insulators, blown glass bricks, … [more]
Bill Meier's reference site by and for insulator collectors includes event listings, reference information, photo g… [more]
Christian Willis' well-organized database of Hemingray insulators. Browse over 300 photos by CD number, style, or s… [more]
Shaun Kotlarsky's tribute to the Hemingray Glass Company. While known for its insulators, this site also showcases … [more]
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