topography from maps of the United States Geological Survey, 1909 ; hydrography from survey by Cornell University, 1896-1897. 1 map : col. ; 23 x 34 cm. Scale 1:62,500. Relief shown by contours and spot heights ; bathymetry shown by contours. North to left. "Bull. U.S.B.F. 1912, plate CXII.