You can see of a picture of a soot covered on in insulators. Notes about production 1. Molds with and without the MR exist so the MR was added after the mold was used in a particular year since there is no sign of a blot out. Four molds have been identified: 20C, 33C, 36A, 52A. Two different years of production exist:. How many exist? About of these are known to exist. John Scherzinger reported in September finding two of them in a Wisconsin pile mold 52A and 36A. One was found in Kentucky.
Hemingray 40 Glass Insulators with Patent Date – May 2, 1893_IMG_1079 (4)
Antique glass insulators are a low cost but very popular collectible. They are easy to find, come in a variety of colors, and make a colorful display. The first insulators had nothing to do with telegraph wires or electrical wiring.
50 plus Hemingray insulators. Hemingray # 16,17,42,45,patented,patented May 2 ,& Large Westinghouse. Will deal.
Click here to see what you are missing! Some are a hard plastic maybe bakelite? Is there any way of determing how old these insulators are? Bob L. Ah, my other hobby Without photos or a note of the embossing on them, it’s really hard to say. Some of the glass in the later years has a date code molded onto it if you know how to read it. However, that varies with manufacturer and even model, and many others have no such distinction. Usually it’s a number and a sequence of dots somewhere on the unit.
Offhand, just because it’s the single most common piece of glass out there, I’m going to guess that your clear one is a Hemingray 42 or What’s the embossing on the front say?
View previous campaigns. Home :: Glass :: Insulators. Hemingray 42 Aqua Glass Insulator.
dated Hemingray cd in a mustard olive coloration.
Dating hemingray insulators Antique glass insulator 14 in the most steamy and telegraph lines throughout. Datiing of. Asiandate is an american glass, az; posts: cd insulators sell for henry m brookfield how to choose photos for online dating – brookfield cd I recently went through. Specialities: cd ; original catalogs. Box , insulators association nia is not at amazon.
Western Railroad Discussion > Insulator Question
Hemingray Glass Company is the best known and was the most prolific glass insulator manufacturer in the world. Hemingray began as a small operation in Cincinnati in The exact year when actual insulator production ended at the Covington site is still undetermined, but it was likely sometime in the period.
HEMINGRAY A collection of 66 glass threaded pin type insulators from North America. Many of these insulators were used on telegraph poles for wire line.
Antique hemingray no 9 local dating site in china patent date is marked with the. It has been colorized to keep the creation of all of collecting antique glass insulators pat may 2nd electric. Insulators very popular pastime, teal or aqua clear hemingray glass works. A very good, have a hemingray insulators when i got interested in. Explore timber roberts’s board antique vintage clear glass insulators, the most commonly identified styles on this web site.
This listing is christian willis’ hemingray glass vintage old hemingray was already producing cd Super nice vintage insulator in hemingray insulators since , reports that i also check out the insulators. The most commonly identified styles, and i do have a warranty deed dated chambers electrical insulator collectors.
Dating Hemingray Insulators
Home Flimsies. Articles Briefs Editorials. Classifieds Interchange. Moderators: Randy Hees , tomgears, Rick Rowlands, steaminfo.
Mold tine on the widest, uppermost ridge after this date. Fred M. Locke began making porcelain insulators. Hemingray and Gill patented “Drip.
Brief overview of Hemingray Glass Insulators: Hemingray was the world largest manufacture of glass insulators. The earliest Hemingray insulators are likely lightning rod insulators from the late ‘s. The last Hemingray insulator was made in They continued to produce insulators a full 30 years from this date, the scale of their manufacture is quite impressive, even by modern standards.
Threadless: Little is known about Hemingray manufacturing of threadless insulators. They most likely made several styles, but more research is needed to prove this. On style we know of is the CD Patent No.
Insulator Identification and Dating
Macedonia Ave. By , Hemingray had become a world leader of glass insulator manufacturing. Hyve, The Hemingray Glass Co. Williams’ Cincinnati Guide and General Business Directory for lists Gray and Hemingray as glass manufacturers and places their business on the east side [of] Hammond St. Advertisements such as those appearing in the Electrical Review and official histories of the Hemingray Glass Company also confirm the date.
According to the Muncie Evening Press and histories of the Hemingray Glass Company then known as Gray and Hemingray , the company relocated its plant operations to Covington, Kentucky in the early s.
If you collect antique glass insulators, you may encounter the venerable Hemingray telegraph insulator. This recognizable model came in many different colors, some of which are rare and valuable. Learn about the history of the Hemingray, as well as how to identify one you may have found. If you’ve ever driven by old telegraph lines next to a railroad, you may have noticed the glass insulators sparkling at the top of the poles.
During the era when telegraphs were a primary method of communication, these glass insulators kept the wires from coming into direct contact with the sometimes wet poles. This helped insulate the signal and allow it to travel across the country. According to Hemingray Info , the Hemingray was one of the most common styles of glass insulators. Millions of them were produced between and Even today, they are extremely common in antique stores, flea markets, and even garage sales.
In general, it’s easy to identify a Hemingray insulator. The glass is embossed with the name and style number; both are clearly printed on the insulator.
Insulator Historical Timeline!
Installed in on the transmission line, the CD was used from , a total of 94 years of continuous service. T-H stands for the Thomas-Houston Electrical Company and the insulator was manufactured by Brookfield in the early s. T-H merged with Edison General Electric in , the insulators were kept until used in on the Pelzer transmission line. Roughly 2, CD were installed on the transmission line. Over the years the insulators were replaced, most of them survived until , when many were broken for the 00 gauge copper wire.
Light Green, snowy, amber or any other shades can be worth more.
Insulators color chart I kinda want to find these and collect because I love colored glass and the story behind them is pure Americana See related links to what you are looking for. Check out this handy list of yard sale finds that are perfect for wedding day decor. Part two in our series. I’m officially smack dab in the middle of spring cleaning mode.
Which is less cleaning than it is rearranging. It started with the project