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Collins Bartholomew Ltd.
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Shapefile
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Restricted
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Stanford
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Year
2012
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1. Global 2G Mobile Communications Network Coverage, 2012
2012. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
2. Global 3G Mobile Communications Network Coverage, 2012
2012. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
3. Global 4G Mobile Communications Network Coverage, 2012
2012. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 4G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.