Proceedings Am. Philos. Soc. Vol. XLVII. No. 189 



Map I! 



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Map SH0W1NI3 SEISMIC AND VOLCANIC 

 AREAS or THE EARTHS SURFACE. 



/W7 Seismic Band ■ ifvpositU'rv €tn^ rvlatt^e irUcasi/x'. 



prtetiSTvtA 60 l^Wti/t' historic or rtcertt < 

 pt/^ds. 



iictii^C' o 

 G€clcgu 



c^ediftg. 



I-oxi^itude SO' East 



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it^Sqh 



OeUofia^i^ 





CeiUiejii- 



IJie rvamier of WorU/i 'haJungSxrOufiuiJws 

 oniffincLtinff cn<&strC-ts ABC 8t 1899 

 to 1903 uicXtzeive are gwerc iylajyf: rvjjnJUr'i 

 Thti Eo^thqvxikiS Urirn, H .1 J & L-iv«>« srtiOi I 

 J.Mane,1903. 







p^FaUtland'l ' 



S iiUh SlvcH^^d^ 



4> 





160* 



Longittida '80' West- 



40* 



Millie's map of earthquakes, 1899-1903 ; from his work on "Earthquakes," London, 1903. More seismic disturbances occur in the sea bottom than are indicated, because large parts of the ocean are but httle 

 observed. The prevalence of the great earthciuake belt about the Pacific (Jcean, however, is very conspicuous and of the highest significance. 



