Croton Dam; Croton Aqueduct at Sing Sing (1880) View of the Old Croton Dam and the aqueduct near Sing Sing (now Ossining). From the Emmet Collection. Shows the dam and surrounding landscape nearly 40 years after the aqueduct's completion. Date: 1880 Location: Croton-on-Hudson / Ossining, NY Type: engraving Subjects: dam, aqueduct, river, trees, landscape Text visible in image: CROTON DAM. / CROT…