The Virgin Protectress of the City of Siena, Francesco Vanni, 1588

Drawing. Date: 1588. Dimensions: 8 3/16 x 10 3/4in. (20.8 x 27.3cm). Medium: black chalk, brush and brown wash, paper, pen and brown ink. Collection: Metropolitan Museum of Art. The Virgin Protectress of the City of Siena MET DP812199