Works of "Gold Collection"
Place Collected: Zmeyewskaja-goro, Altai Mtns.
Place Collected: Ruda - Brad
Place Collected: Ruda - Brad
Place Collected: Ruda - Brad
Place Collected: Esashi district
Place Collected: western Transylvanian gold district, Muntii Apuseni (Apuseni Mtns.)
Place Collected: Berezovskoe
Place Collected: Blackcock