from Maryland (In 4 layers) Depicts: 1846 Last modified about 7 years ago. 7 control points.
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The harbor of Annapolis / founded upon a trigonometrical survey under the direction of A.D. Bache, superintendent of the Survey of the Coast of the United States ; triangulation by James Ferguson and Ferd. H. Gerdes, assistants ; the hydrography under th
from Maryland (In 4 layers) Depicts: 1846 Last modified about 7 years ago. 7 control points. |
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Tiles base URL: http://maps.nypl.org/warper/maps/tile/12897/{z}/{x}/{y}.png
