_ 
— 
-* MODERN SEISMOLOGY 
(yd 
a yer BY 
ge ak yeaa 
G. W. WALKER, A.R.C.Sc., M.A., F.RS. 
FORMERLY FELLOW OF TRINITY COLLEGE, CAMBRIDGE 
WITH PLATES AND DIAGRAMS 
GE NI Ins tity ; 
iS rales ey 
JUL 7 41918 
Ah Ve 
Sy sival US 
meen 
BONG VANS, GREE Ni AND CO. 
39 PATERNOSTER ROW, LONDON 
NEW YORK, BOMBAY AND CALCUTTA 
1913 
