Aqueduct Commissioners topographical map of Croton Water Shed: W.E. Worthen C.E. ; J.A. Valles, del 1889

Covers the Croton Watershed north from Byram Lake to Quaker Hill and east from Croton Landing to Titicus. Shows dams, reservoirs, bridges, lakes, ponds, county boundaries, shafts, the line of the new aqueduct, and railroads. Also shows underlying drafting grid. Relief shown by countours and spot heights. “Draughting Bureau F.S. Cook Asst. Engineer In Charge.” “- 200 -” Item is imperfect missing portion of lower margin containing edition information.