Clockwise from top left:
"Arc De Triomphe, Wrapped (Project for Paris, Ave De Champs Elysees, Pl. Ch De Gaulle Ave. De La Gr Armee)" Artist: Christo, 1989. Color lithograph with collage hand drawn, broadcloth, twine, tape, drawing charcoal pencil, prismacolor, and ebony jet black, with map. Signed: "AP 8/48 CHRISTO 1989" (lower right, below title).
"Packed Building‐‐Project for the Arc De Triomphe, Paris." Artist: Christo: 1970. Color lithograph is a reproduction of a photomontage. Signed: "CHRISTO 239/300" (middle right).
"Packed Building‐‐Project for the Ecole Militare, Paris." Artist: Christo, 1970. Color lithograph is a reproduction of a photomontage. Signed: "CHRISTO" (middle right) and "138/300" (middle left).
"The Pont Alexandre 111 Wrapped, Project for Paris." Artist: Christo, 1991. Photographer: Wolfgang Volz. Hand wrapped collaged lithograph with fabric, twine, and tape. Signed: Christo 1972‐91 (over) AP 8/35 (lower right side).