Italian opera librettist (1824-1893).
Unknown author<span style="display: none;">Unknown author</span>
<a rel="nofollow" class="external free" href="http://www.r-ds.com/opera/verdiana/Pictures/ghislanzoni.htm">http://www.r-ds.com/opera/verdiana/Pictures/ghislanzoni.htm</a> (and then English Wikipedia)