18th century Neoclassical style hand-colored framed engravings by Niccolo Vanni(1720-1800). Featuring two vertical frieze depicting mythological and classic Greco-Roman figures against a black background. The work is signed in the plates on the left, Nicol. Vanni , the artist, and on the right by the engraver, Rocco Pozzi Rom Reg inc. (active 1750-1780). They are professionally framed in gilt bronze carved wood frames with an antique finish.