Early Edison Speaking Tube with Flexible Hose
Updated July 20, 2026
| Lot number | 3075 |
| Estimate | $120 - $10,000 |
| Opening bid | $60 |
| Auction | The Allen Koenigsberg Phonograph Collection |
| Date | July 30, 2026 at 9:00 AM CDT |
| Auction house | Donley Auctions |
| Location | Union, Illinois |
Early original Edison speaking tube. Has its original black phenolic speaking tube as well as a fabric hose with a ...
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