SIBYL EDWARDS (Canadian b. 1944) AN OP ART PAINTING, "Four Gradient Squares," CIRCA 1975, watercolor?on board. 9 3/8" x 9 1/2" Provenance: Personal Collection of Roy H. Van Horn, Houston, Texas.

Some minor smudges and tone, unsigned, overall in good condition, wear commensurate with age. Simpson Galleries strongly encourages in-person inspection of items by the bidder. Statements by Simpson Galleries regarding the condition of objects are for guidance only and should not be relied upon as statements of fact and do not constitute a representation, warranty, or assumption of liability by Simpson Galleries. All lots offered are sold "AS IS."