Giorgio Vasari, Lives of the Most Excellent Painters… (1850)
“ But having said quite enough of Filarete, it is now time that I turn to Simone, [12] the brother of Donato. This master, after completing the door of San Pietro as above-said, constructed the bronze monument of Pope Martin, [13] also in bronze: he likewise executed some castings which were sent to France, with many others, the fate of which is not known. For the church of the Armenians, beside the mills in the city of Florence, Simone likewise constructed a crucifix of the size of life to be carried in the processions, and this he made of cork-tree, to render it the lighter. ”
