MARK TOBEY (CENTERVILLE 1890 - BASILEA 1976) "Untitled" 1955 mixed media on canvas paper cm 45.5x30 Signed and dated 55 lower right Provenance Galerie Stadler, Paris Private collection This work is accompanied by certificate of authenticity issued by The Mark Tobey Project, New York, Achim Moeller, Managing Principal, n. MT [455-05-06-25]