Peter Schjeldahl has an informative article in the New Yorker about Agnolo Bronzino the sixteenth century Italian Mannerist at the Metropolitan Museum in New York City.
More images of the drawings are at Apogeepoet
The Drawings of Bronzino (Metropolitan Museum of Art)
Two out of print books:
BRONZINO as Draughtsman. An introduction. With notes on his portraiture and tapestries.
Bronzino As Draughtsman: An Introduction
Some of his paintings:
Left, Andrea Doria as Neptune from mlahanas.de/poseidon/neptune, Right, Venus and Cupid from artcess
Left, Maria de Medici from ladysarafina, Right, St.Sebastian from LibArt
The Metropolitan Museum had a great page on Bronzino and the mannerists: Mannerism: Bronzino (1503–1572) and his Contemporaries
Bronzino
Bronzino (English Ed.)
Bronzino's Chapel of Eleonora in the Palazzo Vecchio (California Studies in the History of Art)
Bronzino: Renaissance Painter as Poet
Pontormo, Bronzino, and the Medici: The Transformation of the Renaissance Portrait in Florence
.
