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| Publication type | Report |
|---|---|
| Publication Subtype | USGS Unnumbered Series |
| Title | Geologic time |
| Series title | General Interest Publication |
| DOI | 10.3133/7000017 |
| Year Published | 1988 |
| Language | ENGLISH |
| Description | 20 p. : ill. (some col.) ; 23 cm. |
| Google Analytic Metrics | Metrics page |