Proterozoic gold, silver, copper, lead, zinc, and tungsten deposits and occurrences in Colorado, an experimental publication on 5 1/4 inch disk for microcomputers that use the DOS operating system
Open-File Report
87-99
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By: R. B. Taylor, D. M. Sheridan, and G.I. Selner
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Abstract
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Proterozoic gold, silver, copper, lead, zinc, and tungsten deposits and occurrences in Colorado, an experimental publication on 5 1/4 inch disk for microcomputers that use the DOS operating system |
| Series title | Open-File Report |
| Series number | 87-99 |
| DOI | 10.3133/ofr8799 |
| Year Published | 1987 |
| Language | ENGLISH |
| Publisher | U.S. Geological Survey, |
| Description | 1 computer disk ;5 1/4 in. |