Search Results       Your search for [subject]Volcanic ash, tuff, etc. -- Philippines -- Pampanga -- Congresses returned 1 record.           Proceedings : October 17-18, 1997, Maharajah Hotel, Angeles City, Pampanga. Taguig: National Research Council of the Philippines, 1997. Subject: Lahars -- Philippines -- Pampanga -- Congresses; Volcanic ash, tuff, etc. -- Philippines -- Pampanga -- Congresses; Pinatubo, Mount (Philippines) -- Eruption, 1991 -- Congresses.          Add to Book Cart Relevance: 41.43%