by R. C. Ward
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Principles of hydrology
Floods
Hydrology
The catchwater drain experimental catchm...
Regulatory water quality monitoring
The fountains of the deep and the window...
Soils of the North Appalachian Experimen...
pH in streams draining small mined and u...
River basin validation of the water qual...
The Potomac Estuary Experimental Water T...
Waters of Coweeta.
An Archeological survey of the Battle Fl...