Large-Format Prismatic Surveying Compass W/Case
Updated August 28, 2026
| Lot number | 1069 |
| Estimate | $250 - $10,000 |
| Opening bid | $150 |
| Auction | Inventions and Technology Auction |
| Date | September 26, 2026 at 9:00 AM CDT |
| Auction house | Donley Auctions |
| Location | Union, Illinois |
A high-precision, professional-grade Prismatic Surveying Compass (Schmalcalder-type), likely of British or American ...
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