80/3780 Broodthaers, Marcel (1924-1976). "Avis. Declaration of authenticity No. 071". Printed document, dated "23 nov. 1969" and signed [printed: Le Conservateur] "M. Broodthaers" in pen and blue ink, 1 leaf, recto only, w. the printed letterhead of "Musée d'Art Moderne/ Section Litteraire/ Departement des Aigles".

- Formerly folded.

= "This is to certify that Marcel Broodthaers has been signed by my hand and therefore is to be considered as an authentic work of art for all intents and purposes as of the date below." Provenance: the collection of Kees Broos and Liesbeth Brandt Corstius. SEE ILLUSTRATION PLATE VI.