Geology and resource assessment of the Venezuelan Guayana Shield at 1:500,000 scale : a digital representation of maps published by the U.S. Geological Survey /
"Contains vector-based digital maps of Venezuela[n] Guayana Shield originally published as paper maps in 1993 USGS Bulletin 93-2062."
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| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, VA. :
U.S. Geological Survey,
1999.
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| Series: | U.S. Geological Survey digital data series ;
46. |
| Subjects: | |
| Online Access: | https://purl.fdlp.gov/GPO/LPS85506 |
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