Navigational Charts from NOAA site Office of Coast Survey the nation's chart maker.
Chart #1 Nautical Chart Symbols, Abbreviations and Terms is a reference publication depicting basic chart elements and explains nautical chart symbols and abbreviations associated with NOAA and NGA charts. It is a valuable aid for new chart users and useful tool for all mariners.
Dates of Latest Editions DOLE.
GPO Access Catalog of U.S. Government Publications (CGP). The CGP is a finding tool for federal publications that includes descriptive records for historical and current publications and provides direct links to those that are available online. Users can search by authoring agency, title, subject, and general key word, or click on "Advanced Search" for more options.
Defense Technical Information Center (DTIC) provides centralized access to all Department of Defense scientific and technical information on multidisciplinary research, development, and engineering.
Homeland Security Digital Library (HSDL)full collection consists of over 79,000 documents related to homeland security policy, strategy, and organizational management from federal, state and local governments, international governments, institutions, non-profit organizations and private entities.
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