In Minneapolis, host Mark L. Walberg and appraiser Phil Weiss are surrounded by military aviation memorabilia for a discussion of animation propaganda produced by Disney Studios during World War II.Highlights include a 1956 Elvis Presley standee rescued from an attic; a portrait sketched by George Gershwin accompanied with letters from the composer to the owner’s mother; and a circa 1885 Franz Roubaud oil painting, valued at $100,000.