Search Results for the EPA National Library Catalog

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Your Search: (AUTHOR=Callahan AND R. AND J.)

 
 
 

Select Item Title Year Published
Annular Denuder Sampler for Phase-Distributed Semivolatile Organic Chemicals. 1989
Geology and ground-water supplies of the Fort Wingate Indian School area, McKinley County, New Mexico, 1955
Kinetics of Ingested (222)Rn in Humans Determined from Measurements with (133)Xe. 1987
Methodology for Determination of Polycyclic Aromatic Hydrocarbons and Other Semivolatile Organic Compounds in House Dust. 1993
Ordination of Aquatic Nematode Communities as Affected by Stream Water Quality. 1979
Phase Distributions of Airborne Polycyclic Aromatic Hydrocarbons in Two U.S. Cities. 1992
Special issue : Extrapolation in Human Health and Ecological Risk Assessment: Proceedings of the 4th NHEERL Symposium / 2002

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