IN WESTERN AFRICA. 
61 
they have no standard of money, articles of ex- 
change often have no regular price or value at- 
tached to them. This gives traders a great chance 
for extortion, which they not unfrequently im- 
prove, to the injury of the poor, ignorant people 
among whom they transact business. 
The influence of this class of men from civilized 
countries is, as a rule, most detrimental to the 
work of missions. They are generally wicked 
themselves; and then they deal largely in rum 
and tobacco, and other hurtful things. Rum in 
Africa, as in other countries, leads to almost all 
manner of crime. But more of this in another 
part of this work. 
