National Technical Reports Library

The National Technical Information Service acquires, indexes, abstracts, and archives the largest collection of U.S. government-sponsored technical reports in existence. The NTRL offers online, free and open access to these authenticated government technical reports. Technical reports and documents in its repository may be available online for free either from the issuing federal agency, the U.S. Government Publishing Office’s Federal Digital System website, or through search engines.

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Title/Authors	Accession Number	Publication Year	Page Count
Evaluation and Sensitivity Analyses Results of the MESOPUFF II Model with CAPTEX (Cross-Appalachian Tracer Experiment) Measurements. Goodwitch, J. M.	PB89198253	1989	110 pages
Performances of Lagrangian and Eulerian Transport and Diffusion Models across Continental Scales. Clark, T. L; Cohn, R. D.	PB92158500	1991	6 pages
Air Quality Criteria for Particulate Matter. Volume 1 of 3.	PB96168232	1996	1094 pages