Bidspirit auction | group of 8 etchings after

group of 8 etchings after frescoes by Pietro da Cortona in the Room of Venus in Palazzo Pitti, Florence, engraved by various authors including Cornelis Bloemaert (1603-1692), Lambert Visscher (1633-1680); printed in Rome 1677 I. Iacob. de Rubeis formis ad Temp. Pacis etching 54x44cm each sheet