H0810611H08106: NOS Hydrographic Survey , St. Marys Entrance - Cumberland Sound, Florida-Georgia, 1955-02-17 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -81.349237999986, W: -81.5021280000004, N: 30.7514799997261, S: 30.6724110001997#footprint-81.5021280000004,30.6724110001997 -81.349237999986,30.6724110001997 -81.349237999986,30.7514799997261 -81.5021280000004,30.7514799997261 -81.5021280000004,30.6724110001997