The chronological catalogue raisonné covers Botticelli's paintings, altarpieces, drawings, and frescoes. The catalogue was reprinted as new editions in 2009 and 2015. The texts include chapters on Botticelli's early career, Sistine Chapel frescoes, ortraits, Botticelli's 'Primavera', and his late altarpieces. There is also a list of works, a general index and a bibliography.