830 



SCIENTIFIC RECORD FOR 1883. 



= 1 



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-^3 



op 





2; o 



O If; 



p. 



C 





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O -3 



c ■ 



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,=3 

 ft 



ft 



4: 



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5 

 ft 



ft 



tt 



t:; 



ft 





C3 in 



ft 



s 



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I 



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n 





w 



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08 



1 

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13 



