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
Transport of Inorganic Colloids through Natural Aquifer Material: Implications for Contaminant Transport. Puls, R. W; Powell, R. M.	PB92158690	1991	10 pages
Stability and Transport of Inorganic Colloids through Contaminated Aquifer Material. Puls, R. W; Powell, R. M; Rees, T. F.	PB92164839	1991	6 pages
Laboratory Studies on the Stability and Transport of Inorganic Colloids Through Natural Aquifer Material (Chapter 49). Puls, R. W; Powell, R. M.	PB93175537	1993	8 pages