Keystone Telephone Co. transmitter & mouthpiece
Updated August 7, 2026
This auction ended on August 9, 2026.
See upcoming auctions from Freeland Auction Services.
| Lot number | 88 |
| Auction | Pennsylvania Antique Telephone Treasure Trove Collection |
| Date | August 9, 2026 at 7:00 PM EDT |
| Auction house | Freeland Auction Services |
| Location | Freeland, Michigan |
Good transmitter to add to your parts collection
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