Monday, Aug. 8, 2022 at 8 p.m. on KPBS TV + Wednesday, Aug. 10 at 7 p.m. on KPBS 2 / On demand now with the PBS Video App. Discover covetable California items appraised at Hotel del Coronado like a 1915 San Diego Exposition poster, a Joan Crawford archive from around 1940 and a Margaret Bourke-White photograph of Gandhi. Guess which is valued at $40,000-$50,000.