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	Download
Environmental Effects of Western Coal Surface Mining. Part VII. Microbial Effect on the Quality of Leach Water from Eastern Montana Coal Mine Spoils. Kimble, P. F; Temple, K. L.	PB80198245	1980	91 pages
Environmental Effects of Western Coal Surface Mining. Part VIII. Fish Distribution in Trout Creek, Colorado, 1975-1976. Goettl, J. P; Edde, J. W.	PB80224736	1980	36 pages