Abstract Carl Leland Horberg was a former geology professor at Augustana College. Horberg was born in Cambridge, Illinois, in 1910. He was the first student to graduate from the newly formed department of geology in 1932. He continued his education, receiving a doctorate from the University of Chicago, and also completed many important studies on the Mississippi Valley area. He returned to teach at Augustana College from 1935 until 1937, and later taught at the University of Illinois and the...