The most diverse area of the museum collection in terms of time, geography, artistic intent, and subject matter is the prints and drawings collection. French, British, and Italian engravings, Pictorialist photographs, Modernist drawings, post-WWII abstract, conceptual, Pop and Op art prints, woodblocks, lithographs, and digital archive prints comprise the permanent collection. Highlights include Pablo Picasso's etching suite The Unknown Masterpiece, an extensive set of drawings by George Morrison (Grand Portage Ojibwe), and prints by Emma Amos, Yreina Cervantez, Judy Chicago, Kiki Smith, and Nancy Spero.