Eric Weikott, Assistant Professor of English at Boston College, has published an article on a manuscript fragment he discovered in a printed book in the Beinecke collections.  The fragment adds new information to the recently edited text of the Middle English poem Speculum Vitae.  You can read more about Eric's discovery and article here.  You can see additional fragments as part of the Beinecke's Medieval Binding Fragments project curated by Liz Hebbard here.