Notes

How Much Is A Hemingray Glass Insulator Worth?
That is, electic current does not effortlessly go Via glass. Today, lots of insulators are nonetheless in use on utility lines, but MOST of them are now created of porcelain (some people today would contact them “pottery” or ceramic) or high-grade plastic formulas. Just for curiosity’s sake, attempt searching around your neighborhood and see if you can spot insulators overhead on electrical power lines.



Then telephones took more than and got preferred, and there was the Rural Electrification Act, which tried to present power to all these farm individuals. So there was a huge insulator boom in the early component of the century, they had been generating them by the millions. From the 1920s to the 40s, that is when the peak was. Mold number “33” on the base of an emerald green soda bottle produced by Owens-Illinois, Inc.

Collections & Exhibitions

Experienced collectors can normally make a superior judgment amongst original and later carnival coatings. It is also believed that Hemingray insulators that are brass bushed are likely original as reheating tended to break these. The force of demand largely determines how effectively an antique piece will sell.

This glass insulator is in really superior vintage condition. On these unique insulators the mold quantity (or mold number/letter) is indeed on the REVERSE side, positioned underneath the “MADE IN U.S.A.” embossing. https://diigo.com/0vvds5 If it has sharp drip points, it almost certainly dates from someplace in the 1921 to 1924 time period. (The Hemingray No. 9 is deemed by some to be the most common insulator, but I assume the 42 has a slight edge).

But there are also really a couple of that are a lot scarcer and have values that range into the hundreds or from time to time even thousands of dollars. Your question is very tough to answer in a short way considering the fact that the field of collecting glass and porcelain insulators is incredibly wide. Paul, either you have a typographical error there, or have misunderstood one thing. The earliest insulators produced by Hemingray have not been especially identified but would pretty much certainly be circa 1850s threadless or possibly “Wade” varieties made for early telegraph lines. Lightning rod insulators, and many sizes of spool insulators were also created. https://ladegaard-clements.federatedjournals.com/can-csa-c62155-06-r2011-expectations-council-of-canada-conseil-canadien-des-normes All Hemingray insulators because 1933 have had mold and date codes on them.

Other companies recycled old bottles and other glass products, which resulted in swirls of colour, bubbles, and other exciting effects in the insulator. As the most made glass insulator, Hemingreay-42 can be identified anywhere across North America – if there’s a dismantled or disused phone pole, there’s a high opportunity a Hemingray is nearby. Fortunately, it’s extremely effortless to determine glass insulators.

Hemingray-42 is widespread across antique retailers and auction web sites like eBayand Etsy. Uncommon insulators may also go up for sale via private auction sites like Worthpoint.com. Glass insulators were mass-developed with pretty tiny quality handle in spot. It was common for them to have chips, marks, or scratches. It is a single of the most frequent insulators identified on-line and in the wild.

Blaze, I assume you meant that you have aqua (blue-green) Hemingray-42s that do not have any mold numbers or date codes on them. Those are the earlier versions, created circa 1921 to around 1930, and they don’t have any embossed markings other than “HEMINGRAY – 42” on 1 side, and “MADE IN U.S.A.” on the other. Later versions of this type of insulator (ordinarily in clear or off-clear glass) are additional probably to carry mold numbers and date codes.

Cd 121 Light Lavender Mcanadal Antique Glass Telegraph Insulator Canadian! G7

On these particular insulators the mold quantity (or mold number/letter) is certainly on the REVERSE side, positioned underneath the “MADE IN U.S.A.” embossing. Sadly, there is no way to date the aqua-colored Hemi-42s. As you most likely comprehend , the “42” is a model number and provides no info at all regarding date of production. Bob, no one particular is 100% confident what the dome quantity ‘1″ signifies which is seen on THE Leading of some of the HEMINGRAY-42s.



It is modest and light, and has a extended leakage path in spite of possessing just a single skirt. The all round length of the skirt also protected the pin from becoming wet from rain splattering all more than the crossarm. Although every work is created, we are unable to guarantee the condition of any item. Auctioneer is not responsible for technical issues that may arise stopping buyer from putting their bids. Porcelain insulators had their start when local potteries began generating telegraph insulators in the 1850’s and 1860’s.
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