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Subject
- Maps[remove]55
- World maps14
- Distances, etc9
- Azimuthal equidistant projection (Cartography)8
- Population5
- Economic conditions4
- Oil fields4
- Ethnology3
- Petroleum refineries3
- Systems and standards3
- Time3
- Gas fields2
- International status2
- Land use2
- Languages2
- Petroleum pipelines2
- Petroleum shipping terminals2
- Research2
- Administrative and political divisions1
- Aeronautical charts1
