| | "Threadless Corner" -- The Floyd Threadless
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| | by Ray Klingensmith
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| |
On May 14, 1867, George Floyd, a resident of Cincinnati, Ohio, received a
patent for a very unusual threadless insulator. Although this particular item
could have been covered in "Patent Pages", I felt it might be of
special interest to those who study and collect threadless, so I'll cover it
... [more]
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| | Telephotographs
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| | by Richard A. Peterson
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| |
Enclosed you will find a couple photographs of a telephone line and
railroad signal line, both with several telephoto views of insulators found on
the lines (not on one pole, but several poles). Thirty years or so from now
these lines will be long gone, a thing in the past.
... [more]
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| | Porcelain Insulator News
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| | by Jack H. Tod
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| |
Dear Jack:
A man sold these two insulators to my father in England last month,
saying that they were excavated from a circa-1920 dump. Any info would be
appreciated.
The pin type has an insert which screws out, and this insert is
fluted up the sides and over its top for insertion of a wire. Both the insert
... [more]
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| | Insulator Collector of the Month
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| |
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| |
Paul Mohrs reaches for one of the many porcelain insulators in his Chesterton
hone. Besides collecting the electrical insulators, Mohrs has researched their
history and become editor of a bimonthly publication about insulator
collections. (News-Dispatch photo by Dennis Gruse)
... [more]
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| | Patent Pages
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| | by Ray Klingensmith
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| |
THE CAUVET PATENT
Ever since the first telegraph lines in this country were built in the
1840's, one problem has faced telegraph engineers. That problem is line
insulation. In the early years, many crude and unsatisfactory attempts were made
in creating insulators. Once a successful form was developed, there still
... [more]
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| | The Blue Bell Legend
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| | by Larry Larned
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| |
Much interest has been shown recently in porcelain telephone signs --
particularly those formerly used by the Bell System -- also known collectively as
AT&T. I have collected blue bell signs almost as long as I have collected
insulators, and each complements the other.
... [more]
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