Lot de 5 gravures vues d'optique : - Boats and boats by the sea. 24 x 38.5 cm (on view). - Riders and passers-by by the sea. 24 x 38.5 cm (on view). - Bridge of chalones, opposite the Imperial Castle. 22 x 33 cm. - A view of the exchange at Petersburg in Russia. 22 x 37.5 cm. - Elegant women, boats and passers-by near the Anitschkoff bridge. 21 x 33 cm (on view). Stains, small freckles, wear, a few small tears in the edges.