Unused Russian postcard with artwork by S de Solomko (1867-1928) - Princess Mary the White Swan
Sergey Sergeyevich Solomko (born 22 August 1867 in Saint Petersburg, Russian Empire; died 2 February 1928 in Sainte-Geneviève-des-Bois) was a painter, watercolourist, illustrator and designer from the Russian Empire.