Hydrogeochemical Investigations of some historic mining Areas in the Western Humboldt River Basin, Nevada [electronic resource]. - [Washington] : USGS, 2001. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 103]

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Preliminary lithogeochemical map showing near-surface rock types in the Chesapeake Bay watershed, Virginia and Varyland [electronic resource]. - [Washington] : USGS, 2001. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 104]

• McCartan, Lucy B.; 

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Digital archive-report upon the Colorado River of the West [electronic resource] : Explored in 1857 and 1858 by Liutenant Joseph C. Ives, Geological Report with maps by John S. Newberry. - [Washington] : US Department of the Interior, 2002. - 1 compact disk ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 105]

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Taxes [electronic resource] : Introduction To Federal Taxes for small business-employed. - Washington : Depart. of the Treasury Intern. Revenue Service, [S.d.]. - 1 compat disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 106]

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GRACE [electronic resource]. - Greenbelt : Goddard Space Flight Center, 2002. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 107]

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International Solar-Terrestrial Physics Program [electronic resource] : National Aeronautics and Space Administration. - US : NASA. - 1 compat disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 108]

C 443 -

International Solar-Terrestrial Physics Program [electronic resource] : National Aeronautics and Space Administration. - Washington : NASA. - 1 compat disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 109]

C 87 -

International Solar-Terrestrial Physics Program [electronic resource] : National Aeronautics and Space Administration. - Washington : NASA. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 110]

C 453 -

International Solar-Terrestrial Physics Program [electronic resource] : National Aeronautics and Space Administration. - [Washington] : NASA. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC[MFN: 111]

C 90 -

International Solar-Terrestrial Physics Program [electronic resource] : National Aeronautics and Space Administration. - Washington : NASA. - 1 compact disk (CD-ROM) ; 12 cm.. - System requirements: IBM PC. - [n. p.][MFN: 112]

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