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Author/Creator
- Maps.com (Firm)77
- Geological Survey (U.S.)58
- Davis, Philip A. (Philip Arthur), 1950-33
- Afghanistan. Department of Geological Survey32
- Afghanistan. Idārah-i ʻUmūmī-i Jiyūdīzī va Kārtūgrāfī32
- Turner, Kenzie J.32
- United States. Agency for International Development32
- Adam Matthew Digital (Firm)9
- Great Britain. Colonial Office9
- National Archives (Great Britain)9
- Coastal and Marine Geology Program (Geological Survey)3
- Miller, Tara L.3
- United States. Bureau of the Census3
- United States. Bureau of the Census. Geography Division3
- United States. Central Intelligence Agency3
- Center for Coastal and Watershed Studies (Geological Survey)2
- Hill, Patricia L.2
- Morton, Robert A.2
- American Battle Monuments Commission1
- Association of American State Geologists1