Michael Stack (American, b. 1947). Oil on canvas titled “Evening Clouds over Benson,” 1980. Painting depicts a purple sunset over a Southwestern landscape. Signed and dated ’80 along the lower right. Label affixed to the verso with text that reads: “Original Oils of the Southwest by Michael Stack. Star Rt. Box 235. Elgin, Arizona. 455-5240.” Sight; height: 14 1/2 in x 29 1/2 in. Framed; height: 21 in x width: 36 in.