Carl Andre, 3 invitation cards with original artists' additions

(1) Two cards from Paula Cooper New York, 10.8 x 17.8 cm, announcing the Andre exhibition held April 16- May 14, 1992. One card with handwritten text/monogram 'it remains @' in black marker; the other card with the same addition plus a red hand-stamped block of squares.

(2) Announcement card, 15 x 10.5 cm, from Konrad Fischer Dusseldorf, for the Andre show held Sept. 17- Oct. 15, 1994. Contains hand added date and monogram '@ 17sep94' in black marker. All cards in mint state. (total 3)