FRONTIER OF CIRCASSIA. 
the troops were under the necessity of main- 
taining a most vigilant watch, and their rear was 
frequently harassed by hovering hordes of Circas- 
sians. The result of his observations tends only to 
dispute the accuracy of those of Mr. Kovalensky • 
According to Mr. Mackenzie's opinion, no reliance 
whatsoever can be placed upon the supposed 
honour or the promises of a people so treacherous 
and barbarous as are the tribes inhabiting this 
chain of mountains. 
