Hemingray No. 40 Glass Insulator
Updated September 15, 2026
| Lot number | 61 |
| Auction | Joplin Auction: WWII Hawaii $20, Coins, Antlers & Antiques |
| Date | September 18, 2026 at 5:00 PM CDT |
| Auction house | Echoes of a Dusty Key |
| Location | Joplin, Missouri |
This lot features a vintage Hemingray No. 40 glass insulator, commonly used on telegraph and telephone lines. The insulator is made of aqua-colored glass and includes embossed markings indicating the model number. Condition: The insulator is in fair condition with visible signs of wear and some surface scratches; please review the photos for details. Keywords: hemingray, glass insulator, vintage, telegraph, telephone, collectible, aqua glass, no. 40
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