Authors: R. SIEBER / WALKER R.A. Material Type: Exhibition Catalogue. Haags Gemeentemuseum: Juni 3 - 5 September 1971 Publisher: The Smithsonian Institution Press, Washington, 1987. Hardcover draped with gray binding editor, under jacket illustrated color good condition, size: 30 x 30 cm, ISBN 0-87474-822-4 Content: 156 p, 4 drawings, 1 card, 130 ph.. 60 col.…