Digital geomorphologic-GIS map of Sagamore Hill National Historic Site and vicinity, New York (NPS, GRD, GRI, SAHI, SAHI_geomorphology digital map)
Citation: Psuty, N.P., McDermott, J., Hudacek, W., Gagnon, J., Towle, M., Robertson, W., Spahn, A., Patel, M. and Schmelz, W.J. (2016). Digital geomorphologic-GIS map of Sagamore Hill National Historic Site and vicinity, New York (NPS, GRD, GRI, SAHI, SAHI_geomorphology digital map). National Park Service Geologic Resources Inventory Program.
Available at: NPS record