Jour. Afor/)/j. Vo/. /X. 



p/ x\r 





7 ^9^o3^fe '^" r ®^ !^-^ 



'^^^■^'^ /^ 





/9 



20 



17 



2^' 



20" 



oou. 





/3 



/(? 



ZO' 



M. V. Wilion. de/. 



