Steven Sorman collage/gouache on paper

A Steven Sorman collage/guache on paper (b. 1948).  Titled "Wax/Wane," signed & dated 1981.  De-accessed ATT Corporate Collection by noted New England American Art Museum (See tags, verso). References: Ask Art, Davenports.  In Collections: MOMA, The Whitney, Stedeljk Museum, Art Institute of Chicago, Tate Gallery (London), Toledo Museum of Art, etc.  Custom brass framed.    Dimensions: 18 1/2" H x 39 1/2 " W.