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SCIENTIFIC INVESTICATIONS, 



19 14. 

 No. IV. 



ON MEAN SEA LEVEL AND ITS FLUCTUATIONS. 



1!y Professor D'ARCY W. THOMPSON, C.B. 



This Paper may he referred to as : 

 Fisheries, Scotland, Sri. Invest., I'JU, IV. (March 191'j)." 



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