Two winged putti supporting an escutcheon on top of a cornice
XVI century. Wash, Grey-brown ink, Pencil, White lead on blue paper.Not on display
It looks like an artist from central Italy between the mid to late 16th century.
Turner, Nicholas, From Michelangelo to Annibale Carracci. A century of Italian drawings from the Prado, Chicago, Art Services International, 2008, p.302