Search Results       Your search for [subject]Geology -- Coal resources -- Bislig-Lingig, Surigao, Philippines returned 1 record.           Geology and coal resources of Bislig-Lingig region, Surigao. by Spencer, Frank D.; Manila, Philippines: prepared by the Philippine Bureau of Mines in cooperation with the United States Geological Survey under the Auspices of the United States International Cooperation Administration and the National Economic Council of the Philippines, 1957. Subject: Geology -- Coal resources -- Bislig-Lingig, Surigao, Philippines.          Add to Book Cart Relevance: 48.29%