[160] Cf. Naples Museum, No. 5592.
[161] Cf. drawings of façades in Vettorio Ghiberti's Note-book.
[162] Bargello Cortile, No. 3, by Niccolo di Piero.
[163] Borghini, in 1586, gave a curious recipe for colouring marble according to antique rules. Florentine ed. 1730, p. 123.
[164] It used to be over one of the doors, preserved in una custodia which Richa thought ought to have been made of crystal, so precious was the bust.—"Ch. Fiorentine," 1758, v. 39.
[165] Victoria and Albert Museum, No. 7585, 1861.
[166] Bargello, No. 18, and No. 6, life-sized bronze.
[167] Bargello, 17.
[168] Gaye, i. 121.
[169] Victoria and Albert Museum, No. 923, 1900, and Museo Archeologico, No. 1681, both marble.