What is the oldest insulator?
Matthew Underwood
Updated on August 05, 2026
What is the oldest insulator?
The oldest glass insulators date from about 1846. 40, Hemingray-42, Hemingray-45 (or Armstrong DP-1), and (the oldest insulators on this pole) aqua “beehives” which are marked “H.G. CO.” The period from 1875 to 1930 might generally be thought of as the “heyday” of the glass insulator.
What are blue insulators worth?
Color – The color of the insulator typically makes the most difference in value. For example, an aqua colored insulator might be worth $5, but a cobalt blue insulator might be worth $300! If you aren’t sure what color your insulator is, visit the Hemingray Color Guide for a basic guide.
What are blue glass insulators worth?
What are the most valuable glass insulators?
Most Widely Popular Glass Insulators – Based primarily on overall collector perception, at any collecting level, of the most widely popular insulators in the hobby, common to rare….Most Desirable CD Styles.
| Rank | CD | Votes |
|---|---|---|
| 1 | CD 257 (Mickey Mouse) | 25 |
| 2 | CD 145 (Beehive) | 25 |
| 3 | CD 162 (Signal) | 22 |
| 4 | CD 102 (Pony) | 18 |
Are old insulators worth any money?
Insulators without any signs of cracking, melting, or staining will fetch the highest values at market, while those with obvious signs of wear and tear are going to have affected values.
What can you do with old glass insulators?
Delicate Projects That Repurpose Old Glass Insulators
- glass insulator candle-holder.
- the perfect lantern for hanging outdoors.
- a special candle ornament designed for your dinning room table.
- wood and glass merged into a vintage retro appealing candle.
- driftwood has been used for these special twin candles.
What can I do with old glass insulators?
Delicate Projects That Repurpose Old Glass Insulators
- glass insulator candle-holder.
- the perfect lantern for hanging outdoors.
- a special candle ornament designed for your dinning room table.
- wood and glass merged into a vintage retro appealing candle.
- driftwood has been used for these special twin candles.
How much are glass telephone insulators worth?
On average, these glass insulators tend to sell for around $20, though there are special instances where insulators can sell for significantly more than that. Generally, the insulators that sell for more are rare, either because of their manufacturer or their color.
