Three Glass Telegraph Insulators
Updated September 20, 2026
This auction ended on September 28, 2026.
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| Lot number | 6049 |
| Estimate | 40.00 - 80.00 USD |
| Auction | Springfield Online Estate Auction |
| Date | September 28, 2026 at 6:00 PM CDT |
| Auction house | Auction-Depot |
| Location | Ozark, Missouri |
Group includes one clear insulator marked "I.S.", one aqua insulator with May 2 1893 patent date, and a shorter blue-green insulator. Each piece is glass and measures approximately 3 to 4 inches tall.
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