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Record Nr. |
UNINA9910707858003321 |
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Autore |
Berdan Jean Milton |
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Titolo |
The Helderberg Group and the position of the Silurian-Devonian boundary in North America / / by Jean M. Berdan |
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Pubbl/distr/stampa |
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Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1964 |
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Washington, D.C. : , : Government Printing Office |
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Descrizione fisica |
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1 online resource (iii, 19 pages) : map, charts |
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Collana |
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Geological Survey bulletin ; ; 1180-B |
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Soggetti |
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Geology, Stratigraphic - Devonian |
Geology, Stratigraphic - Silurian |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Title from title screen (viewed July 24, 2014). |
Additional title page description: "A historical summary including a review of pertinent literature." |
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Nota di bibliografia |
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Includes bibliographical references (pages 18-19). |
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