Black Backed Gulls by tebothibeau | Nov 18, 2015 Black Backed Gulls CR #: 0697 Date: ca. 1950’s Medium: Watercolor and Chinese ink over graphite on paper Dimensions: 21 x 28-1/2 in. Signature: Unsigned Credit Line: Provenance: Estate of the artist to Anne M. & Edgar F. Hubert. Sold by the estate.