Eva Hesse (1936 - 1970). Untitled or Not Yet 1966. Net bags, clear polythene sheeting, paper, metal weights, and string, 180.3 x 39.4 x 21 cm. San Francisco Museum of Modern Art, Purchased Through a Gift of Phyllis Wallis. © Estate of Eva Hesse. Photocredit: Courtesy The Estate of Eva Hesse. Galerie Hauser & Wirth, Zurich