881137 Mussels, from Neues Systematisches Conchylien-Cabinet (The New Systematic Cabinet of Shells), 1784 (hand-coloured etching & engraving) by Martini, Friedrich Heinrich Wilhelm (1729-80); Minneapolis Institute of Arts, MN, USA; (add.info.: Begun in 1769 by German physician and conchologist Friedrich Heinrich Wilhelm Martini who completed three volumes, the work was finished by Johann Hieronymus Chemnitz (1730??800) who added eight volumes between 1779 and 1795. Dimensions: 24.5 x 18.4 cm (image) 30.3 x 23.7 cm (sheet)); 穢 Minneapolis Institute of Art; Gift of the Print and Drawing Curatorial Council; German, out of copyright.