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1. 2007 Global 2G Mobile Communications Network Coverage

2007. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2007. The data is created... Collins Bartholomew Ltd.

2. 2007 Global 3G Mobile Communications Network Coverage

2007. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2007. The data is created... Collins Bartholomew Ltd.