watercolor on paper 19 x 17 cm signed and dated lower left: "Kamil Lhotak 50" dated lower left: March 12, 1950 numbered lower right: 92   Provenance:  - significant collection Prague   Confirmation of authenticity by Kamil Lhotak Jr., son of the author and copyright holder, attached.   Consulted with Professor Jaromir Zemina, Dr Jiri Machalicky and Vladimir Lekes.