31 



9. The sorting and packing of the Peruvian bark 

 must be carefully carried out. 



In commerce the Peruvian barks are distinguished 

 in two principal classes, viz. I. those destined for manu- 

 facturing sulfate of quinine, and 2. those for the use of 

 pharmacy for extracts, colours, wines, &c. In sorting the 

 barks for the manufacturing of sulfate of quinine care 

 must be paid to have barks of an equally intrinsic value 

 of quinine ; while in the sorting for the use of pharmacy a 

 good appearance should especially be considered. 



10. The production of Peruvian bark in the isle 

 of Java was in : 



1895 3950667 K os 



1896 3826085 



1897 3403102 



1898 4513815 



1899 5092608 



1900 5668795 



1901 6316090 K os 



1902 6433421 



1903 7122589 

 3904 8652954 



1905 8052648 



1906 5972550 



1907 8985816 



