Biblioteca Marciana
...that the nucleus of the 13,000 manuscripts that are just part of the Biblioteca Marciana of Venice, is made up from the personal library of Petrarch and the collection of Cardinal Bessarion?
...that the nucleus of the 13,000 <a href="./Manuscript" id="mwBKw" rel="mw:WikiLink" title="Manuscript">manuscripts</a> that are just part of the <i id="mwBK0"><b id="mwBK4"><a href="./Biblioteca_Marciana" id="mwBK8" rel="mw:WikiLink" title="Biblioteca Marciana">Biblioteca Marciana</a></b></i> of <a href="./Venice" id="mwBLA" rel="mw:WikiLink" title="Venice">Venice</a>, is made up from the personal library of <a href="./Petrarch" id="mwBLE" rel="mw:WikiLink" title="Petrarch">Petrarch</a> and the collection of <a class="mw-redirect" href="./Cardinal_Bessarion" id="mwBLI" rel="mw:WikiLink" title="Cardinal Bessarion">Cardinal Bessarion</a>?