Keywords: Laszlo - Helena Potocka.jpg pl Helena z Radziwiłłów Potocka 1874-1954 before 1911 http //dlibra umcs lublin pl/dlibra/docmetadata id 2992 from publication dlibra umcs lublin pl Creator Philip Alexius de László other versions PD-Art Female portraits by Laszlo Potocki family Radziwiłł family Helena Augusta Potocka |