@online {370,
	title = {National Geodetic Survey Data Explorer},
	abstract = {<p>Use this web map service to find locations of all NCGS geodetic and survey benchmarks. \&nbsp;A great resource!</p>},
	keywords = {$\#$MapsDataPublications, $\#$Misc, $\#$Topo, benchmarks, coast, geodesy, geodetic, survey, surveying, topography},
	url = {http://www.ngs.noaa.gov/NGSDataExplorer/}
}
