Lot of 4 optical views (vue d'optique) of Rome

1) Vestiges de plusieurs beaux monuments de l'ancienne Rome. Etching,
33,5 x 49,5 cm. Imaginary optical view depicting monuments of ancient Rome. Published in Paris by Daumont. Exemplary with beautiful coeval coloring, glued between two modern passepartout cards. Large original margins preserved. Good state of conservation.

2) Palatium Papale, dictum Vaticanum | Der Päpstliche Pallast Vatikan genandt. Etching, 24,3 x 33,5 cm. Perspective view depicting the papal palace in the Vatican. Inscribed on the lower margine: Med. 1/2 Fol. | Cum Priv. Sac. Caes. Maj. | Negotium Acad. Caes. Franc. Exc. AV. With light coeval coloring. Glued between two modern passepartout cards. In good condition except for slight stains, a damp spot at the top and wears.

3) Vue dela Maison de Plaisance de Ludovisi avee une partie de la Ville de Rome. Etching, 24,4 x 41,5 cm. Perspective view depicting Villa Ludovisi in Rome. Impression with beautiful coeval coloring, trimmed and glued between two modern passepartout cardboards. Otherwise in good condition.

4) Vue de la Prison de St. Pierre de Rome. Etching, 32,6 x 49,5 cm. Optical view depicting the imaginary interior of the prison of San Pietro (Carcere Mamertino) in Rome. Impression with large original margins. Light coeval coloring. Burnishing and glue marks on the margins. A short tear on the lower edge. Placed on modern cardboard. In general good condition.