Premieres Monday, May 16, 2022 at 8 p.m. on KPBS TV + Wednesday, May 18 at 8 p.m. on KPBS 2 / On demand with PBS Video App. Discover more standout treasures including a Tony Walton "Mary Poppins" design sketch, an astronaut signed Mercury Project book, and a Gallet flying officer "Red Tail" chronograph. Which one is up to $100,000?