ARS AMATORIA - The Haddad Family Collection of Ancient Erotic and Amuletic Art. Christie's, New Yok, 1998

A NEW YORK COLLECTION - Arts d'Afrique. Sotheby's, Paris, 2010

THE DUNDAS COLLECTION OF NORTHWEST COAST AMERICAN INDIAN ART. Sotheby's, New York, 2006

THE KUHN COLLECTION OF AFRICAN ART. Sotheby's, New York, 1991

THE SAUL & MARSHA STANOFF COLLECTION. Sotheby's, New York, 2007

THE GEORGE ORTIZ COLLECTION OF PRIMITIVE WORKS OF ART. Sotheby,s, 1978

ART AFRICAIN ET OCÉANIEN. Sotheby's, Paris, 2003

ART AFRICAIN ET OCÉANIEN - Collection Peter et Veena Schnell. Sotheby's, Paris, 2004

THE BAUDOUIN DE GRUNNE COLLECTION OF AFRICAN ART. Sotheby's, New York, 2000

ART AFRICAIN ET OCÉANIEN - Collection Baudouin de Grunne et divers amateurs. Sotheby's, Paris, 2004