Works of "Research Collection"
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine
Place Collected: Quartette Mine