Some aspects of the sedimentology of the shale grit and grindslow shales (Namurian R1c, Derbyshire) and the Westward Ho! and Northam formations (Westphalian, North Devon)
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| Description | doctoral thesis |
| Author/s |
author: Roger G. Walker |
| Publication date | 1964 |
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| Missing/wrong data? | Edit Wikidata item |