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2014. New York (N.Y.). Department of Information Technology and Telecommunications. New York City WiFi Hotspots, 2014 is a point representing approximate location of Wi-Fi hotspots as of 2014. This dat set was created by NYC Depar... >Department of Information Technology and Telecommunications.
2014. Digital Social Science Center (DSSC), Columbia University Libraries and United States. National Imagery and Mapping Agency. World Port Index 2014 is a point theme representing port facilities worldwide. This dataset was derived from the 23rd Edition of the World Port Ind... National Imagery and Mapping Agency.