■ .^■a^.^'^^^a^ <^.i7»^»^'«?S^^ 



SECOND BULLETIN 



or THE 



^ PROCEEDINGS 



^ OF THE 



? NATIONAL INSTITUTION 



FOR THE 



X 



PROMOTION OF SCIENCE, J 



^ 

 ^ 



J WASHINGTON, D. C. 



S> MARCh, 184^. TO FEBRUARY, 184a. 



X 

 X 



[J. 



''A I. H>'2>' 



WASHINGTON : 

 PRINTED BY PETER FORCE. 



1842. 



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