Abstract American artist Howard Pyle (1853-1911), who founded the Brandywine School of Art, was one of the pre-eminent illustrators of his time. He also maintained a successful painting and teaching career. Thornton Oakley (1881-1953) was an illustrator who studied architecture at the University of Pennsylvania and illustration with Howard Pyle. In 1914, Oakley was hired to head the Department of Illustration at the Philadelphia Museum's School of Industrial Art, now the Philadelphia College of Art,...