Steve Sorman (b. 1948). Lithograph on paper titled “Lewis and Clark,” depicting abstract triangular shapes in various colors. Numbered 30/50, titled, signed, and dated “6.28.78” in pencil along the lower center. Provenance: Distinguished corporate collection, Minnesota. Sight; height: 37 in x width: 37 in. Framed; height: 41 3/4 in x width: 41 5/8 in.