BULL. GEOL. SOC. AM. 



VOL. 24, 1912, PL. 11 



SHEARED AND SLICKENSIDED SHALES NEAR BASE OF STARKS KNOB 



The photograph shows the shales as they appeared in August. 1910. The spot photo- 

 graphed may be seen in the previous plate near the base of the knob and just to the 

 right of the cable which extends down the face. 



