b'Robert Motherwell Open 140 P26-284, 1969 Acrylic and charcoal on Canvas, 12 x 18 inches Signature Verso R Motherwell \\ 1969 MSFA: 7165Provenance Dedalus Foundation Collection of Corrie and Johnathan Sandelman LiteratureJack Flam, Katy Rogers and Tim Clifford, Eds., Robert Motherwell Paintings and Collages: A Catalogue Raisonn, 1941-1991, Vol. 2: Paintings on Canvas and Panel, New Haven 2012, cat. no. P545, p. 291. illustrated in colour.'