Set of four invitations and brochures for two simultaneous exhibitions of the work of Christo and Jeanne-Claude held at Neuer Berliner Kunstverein in the Martin-Gropius-Bau, Berlin, September 9 - December 30, 2001. Includes: an accordion fold brochure for the exhibition "Early Works 1958-69," with text in English and German; a single fold invitation to the same exhibition held September 9, 2001, with text in English; a single fold brochure for the exhibition "Two Works in Progress: 'The Gates,' Project for Central Park, N.Y. and 'Over the River:' Project for the Arkansas River, Colorado" with text in English and German; and a single fold invitation to the same exhibition held September 9, 2001 with text in English.