TB583QD [Coordinate Address Link] ▼
This is not collectible.
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To help cachers solve those pesky puzzle caches. Maybe this will help them with the math!
Saw this for sale at the Berkshire Geobash, and thought such a coin would help with solving mathematical puzzles.
Gallery Images related to Abacus Puzzle HelperView All 3 Gallery Images
Very cool coin. If you can call it a coin!
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