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 / by Paul G. Schruben [and others].
| Other author | Schruben, Paul G. |
| Other author | Geological Survey (U.S.) |
| Format | Map |
| Publication Info | Reston, VA. : U.S. Geological Survey, 1999. |
| Description | 1 electronic map : HTML file. |
| Supplemental Content | https://purl.fdlp.gov/GPO/LPS85506 |
| Subjects |
| Portion of title | Venezuelan Guayana Shield at 1:500,000 scale, digital representation of maps published by the U.S. Geological Survey |
| Cartographic data | Scale 1:500,000 ; equidistant conic proj. (W 75⁰--W 57⁰/N 12⁰--N 0⁰). |
| Series | Digital data series ; 46 U.S. Geological Survey digital data series 46. ^A290083 |
| Abstract | "Contains vector-based digital maps of Venezuela[n] Guayana Shield originally published as paper maps in 1993 USGS Bulletin 93-2062." |
| General note | Title from HTML introductory screen (viewed on Aug. 28, 2007). |
| Technical details | Mode of access: Internet from the USGS web site. Address as of 8/28/07: http://pubs.usgs.gov/dds/dds46/index.html; current access via PURL. |
| Technical details | Online Files in ARC/INFO 7, ARC/PC coverages, export, and ArcView 1, 2.1, and 3 formats. Utilities available for download on introductory screen. |
| Genre/form | Digital maps. |
| GPO item number | 0621-K (online) |
| Govt. docs number | I 19.121:46 |