Cielo. Happening solo para quien lo quiera en Mayo 1966

Published by Zaj Editions
Advertising card
Black offset on orange card, 7 x 12.5 cm.

Document of the performance included
in envelope "Festival Zaj 2", Madrid, No. FXC0602

Bibl.: "Zaj." Exhibition catalogue, Museo Nacional Centro de Arte Reina Sofia, Madrid 1996, p.94.