Publisher:
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Fort Collins, CO : U.S. Dept. of the Interior, U.S. Geological Survey ; 1998. |
ISBN:
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016053285X |
Phys. Desc.:
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2 volumes (xi, 964 pages) : illustrations (some color), color maps ; 28 cm
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Digital Content
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http://www.nwrc.usgs.gov/sandt/SNT.pdf |
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Publisher:
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Washington : U.S. Government Publishing Office, 2021. |
Phys. Desc.:
|
1 online resource (iii, 71 pages) : color illustrations
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Digital Content
|
Click for online content. |
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Publisher:
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Reston, VA : NBII National Program Office |
Phys. Desc.:
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electronic text, volumes : HTML, digital, PDF file
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Digital Content
|
Click for online content. |
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Publisher:
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Washington : U.S. Government Printing Office, 1996. |
Phys. Desc.:
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1 online resource (iv, 153 pages) : illustrations
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Digital Content
|
Click for online content. |
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