Results Of An Investigation By Core Driling Of The Pliocene Limestone near Gresik (Res. Surabaya) 9 Enclosures
The operations were conducted by the author in colaboration with Messrs. Norvig and stuckmann, consulting engineers to the Macdonald Engineering company. core drilling was started in August 1935 with 2 hand drilling outfitsand pumping equipment that had been hired from Messrs.
Ketersediaan
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Pusat Sumber Daya Mineral, Batubara dan Panas Bumi - Jln. Soekarno Hatta No. 444, Bandung, Jawa Barat (G46)
PMB LE 1945-1