assemblage on cardboard Dimensions: 44,5 x 32,5 cm signature undetected verso the estate stamp of Jiri Kolar verso confirmation of authenticity by the copyright holder of Jiri Kolar, Mr. Martin Helcl attached.   Provenance: significant Prague collection   Consulted with Professor Jaromir Zemina, Dr Karel Srp, Dr Jiri Machalicky, Aneta Kopecka and Vladimir Lekes.   Confirmation of authenticity attached.