Colourfully glazed Latgalian pottery at the House – Museum of Polikarps Čerņavskis near Preili in Latvia. Colourfully glazed Latgalian pottery at the House – Museum of Polikarps Čerņavskis near Preili in Latvia.Colourfully glazed Latgalian pottery at the House – Museum of Polikarps Čerņavskis near Preili in Latvia.