U. S. GEOLOGICAL SURVEY 
BULLETIN NO. 324 PL. II 
REDWOOD TREE 6 FEET IN DIAMETER ON LINE OF FAULT SOUTH OF FORT ROSS. 
The tree was split to a height of 35 feet, although the horizontal displacement was slight. The opening 
is wedge-shaped at the base, running from a width of 8 inches on the side shown to a fine crack on the 
farther side. Photograph by Richard L. Humphrey. 
