Search Results       Your search for [subject]Gold mines and mining -- Surigao returned 1 record.           Placer operations of North Mindanao Mining Co., Surigao, Mindanao. by Boericke, William Fay, 1884-; Manila: Bureau of Print., 1939. Subject: Hydraulic mining; Gold mines and mining -- Surigao; North Mindanao Mining Company.          Add to Book Cart Relevance: 31.94%