Berkeley, Tuesday, Feb 22 George Washington's first day, and a bright day it is, that some mist is in the air coming in from the Pacific. Worked all day with Clark on my paleo- graphic maps. They are telling me a changed look and specially in the vanishing of the Bride land. Will finish tomorrow. See notes everywhere. At 3.30 Clark took me in his Ford over the Berkeley Hills to see two of the fault valleys and several of the faults' heads. All of the shale are much folded and often crumpled in play due to being near the fault zone. Our Franciscan, Cretaceous and much of Oligocene. The tops down of the hills is to many fault scarp. These hills are filled with dunes and many glacial cones. Some is paying attention to the nature of the ground and may dunes are built on a fault zone that may form ago opened 17 feet. The most fashionable