by the U. S. Coast and Geodetic Survey. Relief shown by hachures and spot heights. Depths shown by soundings and shading. "6400.". Coast and Geodetic Survey.
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engd. by R.F. Bartle, J.G. Thompson and W.A. Thompson ; Red.d Dr.ng by L. Karcher and F. Fairfax ; Issued Nov. 1888 F. M. Thorn Superintendent ; Ve... Coast and Geodetic Survey.