Limit your search
Creator
- Taylor, George C. (George Carroll), 1915-2008 1
Topic
- Deserts 1
- Economics 1
- Food and Agriculture Organization of the United Nations 1
- Geological Survey (U.S.) 1
- Groundwater 1
- Hydrology 1
- Irrigation 1
- Technology 1
Water Basin
- River Nile >> Sudan 1
