Connecticut River, Deep River to Higganum, Connecticut / U.S. Coast and Geodetic Survey.U.S. Coast and Geodetic Survey1900"Date of first publication 1895.""Electrotype copy no. 1 U.S.C. & G.S."--Upper right margin."Soundings in feet."Depths shown by shading and soundings.Includes tidal information.Oriented with north toward upper right corner.Plate no. 2659.Relief shocartographic