An article from radio news in december 1924 recommends using these inexpensive awning rings for radio strains.
Fake glass insulator awning ring.
Standard glass insulator co.
Advaning da4735 pss1a pa series premium quality crystal polycarbonate door window awning ideal for rain snow and uv protection 47 w x 35 d clear silver brackets 4 2 out of 5 stars 118 245 74 245.
19 1871 usa photo credit.
Shaun kotlarsky in the collection of.
Glass insulator mickey mouse cd 257 060 in light green excellent condition.
Standard glass insulator co.
Make offer glass insulator mickey mouse cd 257 060 in light green excellent condition.
Tolanbbt magnetic garage door windows hardware faux pvc fake decorative window decals kits for 2 car metallic garage panels 32pcs 5 9 x 3 93 5 0 out of 5 stars 1 18 88 18.
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Cd 224 5 reserved manufacturer or marking hemingray no 41 usa note.
A handbook for the recognition identification of fake altered and repaired insulators section 2 color alteration thermal alterations or cooking much experimentation has been conducted to attempt to change the color of insulators through heating either to create new and unusual colors or to duplicate colors with higher value than the original specimen.
This previously was known as cd 124 1 it became part of cd 104 in 2019.
25 00 6d 15h 13 20 shipping.
Cd 269 manufacturer or marking jumbo usa oakman mfg co.
They were actually used to support awnings where the glass would slide on the metal supporting poles and the metal would attach to the awning.
Woodward 1988 report glass insulator in america 2 mcdougald 1990 history and guide to north american glass pin type insulators vol.
Usa star usa example in photo.
100mm x 166mm x 125mm 4 3 16 x 6 x 4 example in photo.
These glass rings are often thought to be strain insulators.
1 3 milholland 1972 most about glass insulators 4 john w.
Shaun kotlarsky in the collection of.
63mm x 92mm 2 x 3.
Lot of 8 antique vintage insulators glass clear blue green hemingray beautiful.
The photo is a simulation of what one may look like.
It was cataloged for 3 years from 1915 1917.