VI. Contents 
Editorial Comment.— k sandy simoon in the Northwest, 397. 
Review of recent geological literature .—M.&x\ne Shells in the till near Bos- 
ton, Warren Upham, 399— Seventh annual report of the U. S. 
Geol. Survey, Powell, 399.— Elemente der Paleontologie, Stein- 
MANN, 401. 
List of recent publications, -^^2. _ , 
Correspondence.— Solubility of phosphates m iron ores, Taft, 402. 
Personal and Scientific News, 403. 
