with inscription 'Mav' (verso); black chalk, pen and brown ink, brown wash
171 x 89mm.
Lot Essay
Comparable in character with a drawing in the Uffizi (no. 4092, Gersheim 7284) and A Sibyl in a Niche related to the Oratorio del Crocefisso, Rome in the Fogg Art Museum (no. 1975.8, Gersheim 86511)