[1960s] Christian Megert Spiegelobjekte und zoom. Esslingen, (op)art gallery, 1967 Catalogue/multiple including a mirror object and flyer. (1) Exhibition catalogue No.21, thick brown folded folder, 24 x 20 cm, 6 pp. Contains loose inlaid sheet with an affixed circular mirror object and 5 monochrome die-cut colour plates, to be overlaid on the mirror. A numbered edition of 150 is known, but this copy is not signed or numbered. (2) Announcement flyer for the show held April 8 - May 6 1967, 29.5 x 21 cm, printed on the same brown paper, folded for mailing. Both items in very good state. (total 2)

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