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Geolocation
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Author - title
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Year
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| details | Visean | Poland | Karczewska,J. Carboniferous spores from the Chelmi Boring (Eastern Poland). | 1967 | |
| details | Westphalian B | Westphalian C | Poland | Dembowski,Z. et al. Redeposited coal fragments and pebbles in the sandstones of the Orzesze and Laziska Beds in the MiedzyrzeczeIg 2 borehole | 1964 |