1 adverbs to describe how to sloop

The Frenchmen saw the sloop-of-war quite plainly, and by the aid of their night-glasses ascertained her character; mistaking her, however, for another ship, bound to Sicily or Maltawhile their own vessel escaped observation, owing to the little sail she carried, the want of hamper, and her situation so near the land, which gave her a background of rocks.

1 adverbs to describe how to  sloop  - Adverbs for  sloop