This is the second of a three-volume set of the complete Sangallo workshop drawing collection housed at the Uffizi Gallery in Florence. Antonio da Sangallo the Younger (1484-1546) and his workshop were involved in St. Peter's, Palazzo Farnese, and Villa Madama in Rome; vast fortification projects in Castro, Florence, Perugia, and Rome; and dozens of other secular and religious buildings throughout Italy. After Bramante, it was the Sangallo workshop...