From a photograph by <a href="//commons.wikimedia.org/wiki/Fratelli_D%27Alessandri" class="mw-redirect" title="Fratelli D'Alessandri">Fratelli D'Alessandri</a> of the statue in the Lateran Museum. <a href="//commons.wikimedia.org/wiki/Agrippina_the_Younger" class="mw-redirect" title="Agrippina the Younger">Agrippina the Younger</a>, sister of <a href="//commons.wikimedia.org/wiki/Caligula" class="mw-redirect" title="Caligula">Caligula</a> and mother of <a href="//commons.wikimedia.org/wiki/Nero" title="Nero">Nero</a>.
1911
<a rel="nofollow" class="external text" href="http://www.gutenberg.org/files/16324/16324-h/16324-h.htm">G. Ferrero, <i>The Women of the Caesars</i>, New York, 1911.</a>