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1985. Geological Survey (U.S.). This layer is a digital raster graphic of the 7.5 x 15 Minute USGS topographic map of the Exeter, New Hampshire quadrangle, 1985, which includes ar... United States Geological Survey.
1816. Harvard Map Collection, Harvard College Library, Carrigain, Philip, 1772-1842., Barralet, John James, ca. 1747-1815., Harrison, William, ca. 1750-1803., and Gilman, John Taylor, 1753-1828, dedicatee. This layer is a georeferenced raster image of the historic paper map entitled: New Hampshire by recent survey : made under the supreme authority an... Harvard Map Collection, Harvard College Library.
1996. Federal Emergency Management Agency. Q3 flood data for Virginia, 1996. The Q3 Flood Data are derived from the Flood Insurance Rate Maps (FIRMs) published by the Federal Emergency Manag... Federal Emergency Management Agency.
1857. Harvard Map Collection, Harvard College Library, Chace, J., Swasey & Rowell., Smith & Coffin., Sawyer, G. B., and Sawyer, G. E. This layer is a georeferenced raster image of the historic paper map entitled: Map of Rockingham Co., New Hampshire, by actual surveys by J. Chace,... Harvard Map Collection, Harvard College Library.
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.
1856. Harvard Map Collection, Harvard College Library, Gerrish, E. P., Eaton, W. C. (William C.), Osborn, D. S., Osborn, H. C., Woodford, E. M., Rease, W. H., and Wagner & M'Guigan. This layer is a georeferenced raster image of the historic paper map entitled: Map of Windham County, Connecticut, from actual survey by E.P. Gerri... Harvard Map Collection, Harvard College Library.