First part: from 1821 to 1900. Bologna, dicembre 2013: http://letteraturaartistica.blogspot.nl/2013/12/giovanni-mazzaferro-cennino-cennini-and.html
Second part: from 1901 to 1950. Bologna, dicembre 2013: http://letteraturaartistica.blogspot.nl/2013/12/giovanni-mazzaferro-cennino-cennini-and_19.htm
Third part: from 1951 onwards. Bologna, dicembre 2013: http://letteraturaartistica.blogspot.nl/2013/12/giovanni-mazzaferro-cennino-cennini-and_20.html