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											 Model 
													Number: 2593
											 
											 
											 
                                             
                                                                                           
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														by N. C Grover and R. H. Bolster, 5.5 x 9-inch soft-cover book, 233 pages, 1 figure, 10 plates, 1906.  Contains data on precipitation, runoff, discharge, and stream profiles for the drainage basins of the Potomac, James, Roanoke, and New rivers. Out-of-print.
														 
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