ON EARTHQUAKES, 1918-1924. 



247 



COt-OOMOO C0C5O 



—4 I-H I— I i-H 



C0C5O OiO rHOSCi 



I-H f-4 I-H I-H I-H I-H 



COCOt^00O5©HH^H^HC<)cOMI-^incOCDt^00O5O5O5© 

 ,_(,_(rH-H--<(M(M(N(M<M(NC^lM(N(N<MIM(N5<l(M(NCO 



^H.-H(NCO-<*incOt^C0O5O5© 



