Hely, Allen G. 1908-1991
Some relations between streamflow characteristics and the environment in the Delaware river region / by A. G. Hely and F. H. Olmsted. -- Washington : United States Government Printing Office, 1963 - 25 p. + map. (Geological Survey Professional Paper ; 417-B).
Delaware
Hidrología
556(751)
Some relations between streamflow characteristics and the environment in the Delaware river region / by A. G. Hely and F. H. Olmsted. -- Washington : United States Government Printing Office, 1963 - 25 p. + map. (Geological Survey Professional Paper ; 417-B).
Delaware
Hidrología
556(751)