Global 2G mobile coverage, 2017
- Author(s):
- Collins Bartholomew Ltd.
- Description:
- Representation of the area covered by GSM (2G) mobile communications around the world as of December 2017.
- Place(s):
- world
- Subject(s):
- Utilities and Communication
- Year:
- 2017 and 2017
- Held by:
- Princeton