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Indian Ocean.
South Western Sheet.
Washington D.C.,
Hydrographic Office,
May 1881 and August 1884.
Engraved chart, some staining.
900 by 890mm (35.5 by 35 inches).
24133
notes:
Rare U.S. Naval chart of South America and Madagascar.
The chart marks soundings, hazards of the sea, and magnetic variation, with principal ports and rivers marked.
The U.S. Navy Hydrographic Office was set up in 1866, with the express intention of moving away from the navy's reliance on British Admiralty charts. The first bodies of water surveyed by the new department were the Caribbean, and the Pacific. Unlike the British Admiralty charts, U.S. cha...
The chart marks soundings, hazards of the sea, and magnetic variation, with principal ports and rivers marked.
The U.S. Navy Hydrographic Office was set up in 1866, with the express intention of moving away from the navy's reliance on British Admiralty charts. The first bodies of water surveyed by the new department were the Caribbean, and the Pacific. Unlike the British Admiralty charts, U.S. cha...
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