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Sketch I, showing the progress of the survey in section no. 9 from 1848 to 54.
Map shows towns used for triangulation and areas of completed mapping by sheet number. Includes text, "Notes." Inset: Sub-sketch showing the progress of the Survey of the Rio Grande and vicinity 1853 & 1854. Scale [1:600,000] and [1:400,000].
Date:
1854
Creator:
United States Coast Survey
System:
The Portal to Texas History
Southern ports & harbours in the United States.
Map shows mid-nineteenth century streets, roads, some buildings, military fortifications, marshland, and lighthouses near the District of Columbia, Beaufort Harbor, Charleston Harbor, Mobile Bay, Pensacola Bay, Key West Island, the Mississippi delta, New Orleans, and Galveston entrance. Depths shown by soundings. Scales differ.
Date:
[1854..1874]
Creator:
Bartholomew, John, 1805-1861
System:
The Portal to Texas History