PRELIMINARY PROFILE OF ^«YATER- LEVELS FROM NEW YORK M ARROWS TO MONTREAL 



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Titi/lim'al rJella^ ^ 

 liimonitraOU ^f 

 Jlvuliimi i 



Tf tracts m 



'Heac/ief - 



Spillways.i/uftffs iF 



KtaUT,if€,crf ^ 

 ttptiral iiitraiiu llertirtf) 



T"'il shrlls a 

 Cliffs 



Cake Chuntfttuin 



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QUADRANGLES 



