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Big Ten's Map of Virginia gold : 200 mines & prospects, creeks & branches, secondary roads, panning technique, gold facts, large scale : gold history, background, karat, characteristics, weight, fineness
- "Big Ten's Map of Virginia gold : 200 mines & prospects, creeks & branches, secondary roads, panning technique, gold facts, large scale : gold history, background, karat, characteristics, weight, fineness"