NUMBER 7 
sEOLOGY © 
OT sae TPES abe 
“THE 
ne 
EDITED BY 
a THOMAS C. CHAMBERLIN AND ROLLIN D. 
With the Nera Collaboration- of 
ART WELLER, Invertebrate Paleontology ~ ALBERT J OHANNSEN, Pétrology 
ON s S. BASTIN, Economic Geology ’ ROLLIN T. CHAMBERLIN, Dynamic ‘Geology 
ASSOCIATE EDITORS 
\ CHIBALD. GEIKIE, Giese Britain : JOHN C. BRANNER, Leland Stanford Junior University 
R ES BARROIS, France RICHARD A, F. PENROSE, Jr., Philadelphia, Pa. 
CHT PENCK, Germany aii WILLIAM H. HOBBS, University of Michigan 
S REUSCH, Norway FRANK D. ADAMS, McGill University i 
DEGEER, Sweden , CHARLES K. LEITH, University of Wisconsin —_, 
EDGEWORTH DAVID, Australia WALLACE W. ATWOOD, Clark University 
V , Leland Stanford Junior University WILLIAM H. EMMONS, University of Minnesota 
WALCOTT, Smithsonian Institution ARTHUR L. DAY, Carnegie Institution 
. OCTOBER-NOVEMBER 1921 
HE MaxINE TERTIARY oF THE WEST COAST OF THE UNITED STATES: ITS 
Bruce L. CLARK 583 
INE OF PLEISTOCENE HISTORY OF MISSISSIPPI VALLEY - FRANK LEVEREIT 615 
*h 
. PHYSICAL CHEMISTRY OF THE CRYSTALLIZATION AND MAGMATIC DIFFER- 
TIATION OF IGNEOUS ROCKS - HPL NR aha) ie tenia bet CER i OGL Oz 
SBSTIO! NS. AS TO THE: DESCRIPTION AND NAMING OF SEDIMENTARY 
gh ay ramet a Re ee te | AL fooling) 05g 
POLO TVONG 2) ne eee Ae ee inden aah a Opn 
THE UNIVERSITY, OF CHICAGO PRESS 
> CHICAGO, ILLINOIS, U.S. Ae 
ey J THE CAMBRIDGE UNIVERSITY PRESS, Lonpon 
THE MARUZEN-KABUSHIKI-KAISHA, Toxyo, Osaka, Kyoto, FUKUOKA, SENDAI 
THE MISSION BOOK COMPANY, SHANGHAI 
Re eas eg eg Ee eR aes le 
