Mark Tobey (1890-1976), Untitled, 1969 watercolor and mixed media on paper, cm 43x53 signed and dated lower left Stamp of the artist lower left Label of Galleria d’Arte Il Naviglio, Milano on the back Photo certificate curated by Dottr Heiner Hachmeister, Committee Mark Tobey (CMT) and it will be included in the General Catalogue of Mark Tobey, still in preparation Start price : 15000