watercolor, white, ink, paper cut out a passe-partout: 54 x 39 cm Eck's frame signed and dated lower right: Mucha 90 This is an original study to illustration in the book Adamite by Svatopluk Cech from 1897.   Provenance: significant collection, Prague   Publicated.   Authenticity confirmed by John Mucha, grandson and copyright holder of Alfons Mucha’s works. Expertise by Dr Karel Srp attached on the back side.  Consulted with Professor Jaromir Zemina and Dr Jiri Machalicky. Confirmation of authenticity attached.