POLONICA INFORMATION SHEET Jan Herman Zukertort gravestone in Brompton Cemetery London | United Kingdom
POLONICA INFORMATION SHEET Japanese Niepokalanow - monastery complex in Nagasaki founded by St Maximilian Kolbe Nagasaki | Japan
POLONICA INFORMATION SHEET Cameo with portrait of Queen Bona Sforza from the collection of New York's The Metropolitan Museum of Art New York | États-Unis d'Amérique (USA)
POLONICA INFORMATION SHEET Candelabra from the Alexander Jozef Sulkowski service New York | États-Unis d'Amérique (USA)