Bal Olympique (Blue) Russian Avant GardeOriginal vintage Olympic Ball advertising poster for a costume sports ball organised by the Union of Russian Artists of Paris Union des Artists Russes de Paris on 11 July 1924 at the Taverne de L'Olympia in Paris. Rare double sided poster featuring illustrations by Barthe and Natalia Goncharova (1881 1962) of a classical style statue and music notes on one side and a costume on the other side, a programme of events including baseball, tennis, boxing