Geological reconnaissance in part of Berber District, Northern Province, Sudan
1. Verfasser: |
Vail, J. R.
|
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Ort/Verlag/Jahr: |
[Khartoum] :
Geological Survey Department,
1971.
|
Umfang/Format: |
76 p., 11 l. of pl. : ill., 1 fold. map ; 28 cm. |
Schriftenreihe: |
Bulletin / Sudan, Geological Survey Department
18 |
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