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From
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To
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Geolocation
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Author - title
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Year
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| details | Miocene | Late Neogene | Romania | Sanders,J.M. The microscopical examination of crude petroleum. | 1937 |
| details | Jurassic | Mexico | Sanders,J.M. The microscopical examination of crude petroleum. | 1937 | |
| details | Cretaceous | Mexico | Sanders,J.M. The microscopical examination of crude petroleum. | 1937 | |
| details | Eocene | Miocene | Mexico | Sanders,J.M. The microscopical examination of crude petroleum. | 1937 |