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PANGAEA Documentation
Dale, N.
(1915)
Data for: The Cambrian manganese deposits of Conception and Trinity bays, Newfoundland ,
Philadelphia,
Proceedings of the American Philosophical Society
.
hdl:10013/epic.46463
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PANGAEA Documentation
Molengraaff, G. A. F.
(1915)
On the occurrence of nodules of manganese in mesozoic deep-sea deposits from Borneo, Timor, and Rotti, their significance and mode of formation ,
Bremerhaven,
Koninklijke Nederlandse Akademie van Weteschappen
.
hdl:10013/epic.46203
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PANGAEA Documentation
Vogt, J. H. L.
(1915)
On manganrik sjømalm ,
Bremerhaven,
PANGAEA
.
hdl:10013/epic.45881
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