Laurence Sterne,
The Life and Opinions of Tristram Shandy…
“ However, continued my uncle Toby, to make them sure, we generally choose to place ravelins before them, taking care only to extend them beyond the fossé or ditch:——The common men, who know very little of fortification, confound the ravelin and the half-moon together,—tho’ they are very different things;—not in their figure or construction, for we make them exactly alike, in all points ”
