books.google.fr - Four stresses, a line broken in two by a caesura, and a pattern of alliteration linking the two half-lines were features of the staple manner of Anglo-Saxon verse. And this tradition of writing continued into post-Conquest England, sometimes providing a distinctive alternative to rhymed or stanzaic verse,...http://books.google.fr/books/about/The_lost_tradition.html?hl=fr&id=hgZaAAAAMAAJ&utm_source=gb-gplus-shareThe lost tradition
