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United States Hydrographic Office
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The United States Hydrographic Office prepared and published maps, charts, and nautical books required in navigation. The office was established by an act of 21 June 1866 as part of the Bureau of Navi
Seal of the USHO
Seal of the USHO
United States Coast and Geodetic Survey
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The United States Coast and Geodetic Survey was the first scientific agency of the United States government. It existed from 1807 to 1970, and throughout its history was responsible for mapping and ch
The seal of the United States Coast and Geodetic Survey
The seal of the United States Coast and Geodetic Survey
Ferdinand Rudolph Hassler was the first superintendent of the Survey of the Coast, renamed the U.S. Coast Survey during his tenure.
Ferdinand Rudolph Hassler was the first superintendent of the Survey of the Coast, renamed the U.S. Coast Survey during his tenure.
A survey of the Mississippi River in Louisiana below Fort Jackson and Fort St. Philip made by the U.S. Coast Survey to prepare for the bombardment of
A survey of the Mississippi River in Louisiana below Fort Jackson and Fort St. Philip made by the U.S. Coast Survey to prepare for the bombardment of the forts by David Dixon Porter's mortar fleet in April 1862 during the American Civil War.
The Richards Building, U.S. Coast and Geodetic Survey headquarters from 1871 to 1929, on New Jersey Avenue in Washington, D.C., from Harper's Weekly,
The Richards Building, U.S. Coast and Geodetic Survey headquarters from 1871 to 1929, on New Jersey Avenue in Washington, D.C., from Harper's Weekly, October 1888.