Crumbo continue his studies at Wichita University from 1933 to 1936, where he studied mural technique with Olle Nordmark, watercolor with Clayton Staples, and painting and drawing with Oscar Jacobson.
Andrew Olle | Werner, Margrave of the Nordmark | Bernard, Margrave of the Nordmark | Olle Adolphson | William, Margrave of the Nordmark | Raul Olle | Otto, Margrave of the Nordmark | Olle Sandahl | Ollé Prize | Olle Nordmark | Andrew Olle Media Lecture |