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| Publication Year | 1969 |
|---|---|
| Title | Metallogenetic eras and periodicity in earth history |
| DOI | 10.3133/ofr69204 |
| Authors | A.P. Pierce, Ralph Smyser Cannon |
| Publication Type | Report |
| Publication Subtype | USGS Numbered Series |
| Series Title | Open-File Report |
| Series Number | 69-204 |
| Index ID | ofr69204 |
| Record Source | USGS Publications Warehouse |