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2009. New York City Department of City Planning, Digital Social Science Center (DSSC), Columbia University Libraries, and New York (N.Y.). Police Department. New York City Crimes by Precinct, 2009 is a polygon theme representing the number of felony crimes reported by police precinct in New York City in... Digital Social Science Center (DSSC), Columbia University Libraries.
2009. New York (N.Y.). Department of Information Technology and Telecommunications. New York City WiFi Hotspots, 2010 is a point representing approximate location of Wi-Fi hotspots as of 2010. This dat set was created by NYC Depar... >Department of Information Technology and Telecommunications.