Seven various items: (1) De ordine geometrico Gerhard Merz.

Amsterdam, exhibition catalogue De Appel, 1990, (20) p., 7 illustrations, original cloth, oblong folio.

Cloth sl. discoloured and with a few worn patches. Signed in pencil on the blank facing the colophon; (2) Agnes Martin Paintings and Drawings. Schilderijen en Tekeningen. Gemälde und Zeichnungen. Peintures et Dessins. 1974-1990. Amsterdam etc., exhibition catalogue Stedelijk Museum etc., 1991, 160 p., with 10 loose plates printed on tracing paper, illustrations, original wrapper, together in cardboard portfolio, 30.5 x 30.5 cm. With 5 more on Bernard Buffet, Peter Struycken etc., incl. nos. 4-6 from the Signature series. (total 7)