by J. D Gordon
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External quality-assurance results for t...
U.S. Geological Survey quality-assurance...
Evaluation of candidate rain gages for u...
Laboratory performance in the Sediment L...
Summary of the National Atmospheric Depo...
At the Waterworks
Inside the Earth (Magic School Bus)
Fiabe italiane
Hydrologic data, 1964
Hydrologic data, 1965
Hydrologic data, 1966