2014. This point shapefile contains locations of 2G mobile cellular towers around the world for 2014. The data is created from submissions made directly ... Collins Bartholomew Ltd.
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2014. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2014. The data is created... Collins Bartholomew Ltd.
2014. This point shapefile contains locations of 3G mobile cellular towers around the world for 2014. The data is created from submissions made directly ... Collins Bartholomew Ltd.
2014. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2014. The data is created... Collins Bartholomew Ltd.
2014. This point shapefile contains locations of 4G mobile cellular towers around the world for 2014. The data is created from submissions made directly ... Collins Bartholomew Ltd.
2014. This polygon shapefile is a representation of the coverage area for 4G mobile communications networks around the world in 2014. The data is created... Collins Bartholomew Ltd.
2015. Holly Orr. This layer represents objects of grafitti, public art, and other data collected by students in Art and Politics in the Street for Spring 2015 semes...
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the world at 20 degree intervals. Graticules... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the world at 20 degree intervals. Graticules... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This line shapefile displays graticules (grid lines of latitude parallels and longitude meridians) for the world at 30 degree intervals. Graticules... North American Cartographic Information Society.