Preliminary chart of York River, Virginia / "Triangulation by Lieut. J.P. Roy, U.S.A. Asst.; topography by John Seib, Assistant; hydrography by the parties under the command of Lieuts. J.J. Almy & R.D. Minor, U.S.N. Assists."
From Virginia (In 5 layers) Depicts: 1858 Last modified 12 days ago. Unrectified.
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