Fissore?s Plow from Tortona, Plow from Parma, 1861, Albumen silver print from collodion negative, Image: 4 7/16 ? 10 13/16 in. (11.3 ? 27.4 cm), Photographs, Pietro Semplicini (Italian, active 1850s?90s), Trained as a chemist, Semplicini became an ar