Antoni Tàpies

Acquired directly from the artist by the present owner

Anna Agustí, Tàpies–Obra Completa Volum 8è. 1998–2004, Barcelona 2005, cat. no. 7291, p. 141, illustrated (translated as Black Quadrilateral)

Paris, Galerie Lelong, Tàpies: Peintures, January - March 2003, cat. no. 25, p. 53, illustrated in color

London, Waddington Galleries, Antoni Tàpies: Works on Paper and Sculpture, March - April 2005, cat. no. 7, illustrated in color