Some of the most interesting material includes a fragment from a manuscript of Sidney's Old Arcadia discovered as part of a binding (10-12); printed text marked up as printer's copy for a new edition (13-15); the traces of the early modern equivalent of the Post-It note (24-25); and a heavily annotated civil war news-book that includes not only commentary on ongoing events, but also astrological genitures
drawn in an attempt to predict their consequences (114-15).
His focus on Cardano allows him to write a coherent account of sixteenth-century astrological practice, authorship, and readership especially as it entailed the construction of genitures
and the highly ambiguous pursuit of prognostication.
A natural follow-up to this discussion of genitures
is Ann Blair's consideration of "Annotating and indexing natural philosophy." There is a disturbing modernity about the judgement of Adrien Baillet (p.