Osher Map Library

Portland Harbor, Maine

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County Map of the State of Maine.

Sketch of Portland Harbor, Maine, showing the improvements made in 1866-86 also projected improvements.

Coast of Maine- Falmouth Harbor, Dated Jan. 1, 1781

County Map of the State of Maine.

Preliminary Chart of Portland Harbor Maine From a Trigonometrical Survey under the direction of A.D. Bache Superintendent of the Survey of the Coast of the United States Triangulation by C.O. Boutelle Assistant U.S.C.S. Topography by A.W. Longfellow Assist. Hydrography by the Parties under the command of Lieuts. Comdg. M. Woodhull. T.A. Craven, F.A. Roe and J. Wilkinson U.S.N. Assts.

County Map of the State of Maine.