Topo Map of Putnam County 1889 This is a topographic map of Putnam County, New York, from 1889. It shows the area around Croton Watershed with various lakes, reservoirs, and geographical features. The map includes labeled locations such as Croton Corners Reservoir, Lake Gilead, and Middle Branch Reservoir. Date: 1889 Location: Croton-on-Hudson, NY Type: map Subjects: map, topography, Putnam Coun…