EDITORIAL. 967 
BEGINNING with the first number of Vol. IV, the Journat will 
present a series of four articles under the head of ‘‘ Studies for 
Students,” by Professor Van Hise, on (1) Movements of Rocks 
Under Deformation; (2) Analysis of Folds; (3) Cleavage and 
Fissility; (4) Joints and Faults. Dr. Van Hise has recently 
given these subjects very careful study, and his synopses will 
undoubtedly possess rare merit. Cr 
