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: Meyers Quarry
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Brown Derby Mine
Place Collected: Mica Lode Mine
Place Collected: Mica Lode Mine