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The Mineral resources of the Philippine Islands - Wikimedia Commons
Hatan Island, about 12 miles northeast of Legaspi, in Albay Province; the northern ])ortion of Dinagat Island, just north of Surigao, Mindanao;.
Autres Cours:
Untitled - Philippine Nuclear Research Institute
Two new species of the genus Metapocyrtus Heller, 1912 (Coleoptera
Geophysical Abstracts 137 April-June 1949
Ecologie des milieux sur roches ultramafiques et sur sols métallifères
Mining and Metallurgy_1938-11
History Of The Philippines
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