[20] Filippo Brunelleschi.
[21] The name given in the text is Domenico.
[22] A friable volcanic tufa.
[23] In the Life of Pinturicchio, Vasari says that this commission was given to Pinturicchio by Cardinal Francesco Piccolomini, who afterwards became Pope Pius III.
[24] The text reads Palazzo, which is obviously an error for Papa.
[25] This seems to be an error for Bartolommeo.
[26] Villa Madama.
[27] The use of this word, though perhaps too modern, seems to the translator to be the only way to preserve the play of words in the text.
[28] Earnest-money.
[29] Room in which the beans used in voting for the election of magistrates were counted.