I'pper Lower 
Lime-stone. Limestone. 
■ i I 
Phototmii>hed by <i. (irace, Doncaster. 
Fig. 2. 
S.S.W. ASPECT. 
THE CUS WORTH FAULT. 
Proc. York's. GeoL Soc, Vol. XV., Plate LXII. 
