Chart no. 1, United States of America ; Chart no. 1 ; United States of America nautical chart symbols, abbreviations, and terms ;

"The 11th edition of U.S. Chart No. 1, Nautical Chart Symbols, Abbreviations and Terms presents the symbols depicted on paper nautical charts produced by the National Oceanic and Atmospheric Administration (NOAA) and the National Geospatial-Intelligence Agency (NGA), as well as digital raster representations of those charts, such as Raster Nautical Charts (RNC®). This document also shows the symbols described in the Regulations of the IHO for International (INT) Charts and Chart Specifications of the IHO published by the International Hydrographic Organization (IHO), which are portrayed in the three official language versions of International Chart 1 (INT 1)"--Introduction.

Professional Paper

United States

National Ocean Service (NOS)