Left to right, top to bottom: Hilla Rebay, Untitled, n.d. Collage on paper, 17 x 14 inches (43.2 x 35.6 cm). Collection of Elizabeth and Stephen Herman, courtesy Portico New York, Inc. Hilla Rebay, Untitled, n.d. Collage on paper, 13 3/4 x 17 inches (34.9 x 43.2 cm). Feibes & Schmitt, courtesy Portico New York, Inc. Hilla Rebay, Woman in Blue (Japanese Lady), n.d. Collage on paper, mounted on paper, 17 1/4 X 13 1/4 inches (43.8 x 33.7 cm). Solomon R. Guggenheim Museum, New York M42 Hilla Rebay, Harlequin Lady, n.d. Collage and watercolor on paper, mounted on cardboard, paper 16 1/2 X 11 1/2 inches (41.9 X 29.2 cm); cardboard 25 x 19 11/16 inches (63.5 x 50 cm). Solomon R. Guggenheim Museum, New York, Gift, Solomon R. Guggenheim 41.622