Antique Ring-Field Dynamo Magneto Electrical Apparatus c. 1885–1915
Updated August 6, 2026
| Lot number | 0312 |
| Estimate | $10 - $450 |
| Opening bid | $10 |
| Category | Jewelry & Watches |
| Auction | Kevin Shail Antique Collection 4 electric fan |
| Date | August 23, 2026 at 6:00 AM EDT |
| Auction house | Sphere Auctions LLC |
| Location | Sun Prarie, Wisconsin |
Antique ring-field dynamo or magneto mounted on its original wooden base, featuring a laminated iron field ring, cloth-wrapped coils, and original iron and brass components. Likely used in an early
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