Questions related to collecting Glass Insulators and porcelain insulators - I can provide historical information as well as current collector values. I am also interested in purchasing insulators I need for my collection.
I have collected since the early 1970's and have much historical information, as well as knowledge of current insulator values.
National Insulator Association (http://www.nia.org)
BS & MS in Electrical Engineering
Insulators date back to the 1840's for Telegraph, 1870's for Telephone, and 1890's for electrical transmission. There is a tremendous amount of history represented by these everyday objects!
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Thanks for your question. We identify your Hemingray No. 12 as a CD 113. It is a telephone insulator and is an exchange style which supports two wire grooves. These were made by Hemingray glass (based
GLADCO confirms is it likely an insulator -- this is similar to rests for heavy insulated cables. The color is called skyglaze and it typical on modern insulators. GLADCO stands for Gladding Ceramic
This could be some form of a cable holder, but I'm not sure this is an insulator. What is the marking stamped on the top? Where did you find this item? Thanks, --Bob
Thanks -- Yes the 154 style was earlier and comes in some great colors! Here is a link to some examples. http://www.insulators.info/pictures/?id=239683205 When the style was upgraded to the
Thanks that helps -- The color is right for irradiation but a bit darker than usual. This style is not known naturally in amber so I suspect this has been altered. Was this found in Canada (Dominion
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