wax chalks, pastels, paper
cut out passe-partout: 23,5 x 17 cm
signed lower right: Jan Zrzavy
inscribed lower left: Hlava s modrou rouskou

The expertise by Professor Jaromir Zemina enclosed.

Further consulted with Dr Irena Zantovska Murray HonFRIBA, Dr Jiri Machalicky and Vladimir Lekes.

Confirmation of authenticity enclosed.