50 years aniversary of Brasília Captital of Brazil stamps collection
ECT Brazilian Postal Company Stamps Collection
21 April 2010 by
Exhibition Triënalle Cobra Museum voor Moderne Kunst 2007
25 June 2007 by
Auction Groninger Museum Groningen
24 November 2006 by
Exhibition Hella Pais Interiors Amsterdam
24 November 2005 by