Frantisek Kupka, (1871 – 1957), La Voie du silence I., 1900 – 1902 aquatint in colors on paper Dimensions: 37,5 x 35 cm signed lower left "Kupka" Verso Kupka's drawing study of the painting Soul of Lotus (collection of the National Gallery in Prague) around 1898 pencil on paper Dimensions: 37,5 x 35 cm Provenance: Eugenie Kupka collection Andreé Martinel – Kupka collection (stepdaughter of painter) significant private collection Bordeaux Publicated. Exhibited. Confirmation of the authenticity by Vladimír Lekes, the main author of Frantisek Kupka Catalogue raisonné. Consulted with Professor Jaromir Zemina, Dr Jiri Machalicky and Aneta Kopecka. Auction, Prague, Czech Republic.