Byorder of the head of the bureau of mines the author has lead an excursion to the iron ore deposits in tanah bumbu or a commission composed of messrs .Ir.A.B.mettivier meyer of the billiton company and M.hirokawa,geologist of the furukawa mining co.Ldt.(mitsubishi concern).
From the 6th of october to the 27th of december fisldworks were done by writer of this report in the tertiary strip between. S. Belajan (S. Tabang) and S. Telen; additional reconnsissances west of the S. Belajan between S. Ritan and S. Bengen, right tributariss of the S. Belajan.
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ISBN/ISSN
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Deskripsi Fisik
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