Mixed lot of 4 old prints: Jean-Jacques de Boissieu (1736-1810), Landscape with artificial

Mixed lot of 4 old prints: Jean-Jacques de Boissieu (1736-1810), Landscape with artificial

Mixed lot of 4 old prints: Jean-Jacques de Boissieu (1736-1810), Landscape with artificial waterfall, etching, monogrammed in the plate, Christian Dietricy (1712-1774), Bathers, etching, 1744, J.B. Michel after Leonardo da Vinci, ''Joconda'', bare-breasted variant of the Mona Lisa, copperplate engraving, as well as Hanoverian soldiers, etching after Johann Heinrich Ramberg (1763-1840), each with collector's stamp ''M in a circle'', behind passepartout 32 x 36 cm