Russell Chatham (American, 1939-2019). Lithograph titled “Missouri Headwaters: August,” depicting the Missouri River lined by groves of trees, 1987. Pencil signed, dated, and numbered 54/275 along the lower right. Provenance: Distinguished Corporate Collection, Minnesota. Sight; height: 34 in x width: 44 1/2 in. Framed; height: 43 1/2 in x width: 54 in.