HALL AND CLEMENTS 



%n 





:':i' 









/ 





^^ 



■ 7 -'•% 



r-.- 



HALFTONES BY 

 LANMAN ENCK.CO. 

 WASH. DC. 



Kulh J. Pmvrll del. 



Artemisia abrotanum. figs. 1 to •). ArtPinisia ponlioa. Iigs. 10 to T 



