Works of "Research Collection"
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine