Geological map, land resources evaluation proj. ; province of Zambales (Manila Cartography Div., 1987)
Sources : AMS topographic map series scale 1:125,000 compiled in 1954 ; road map of Zambales province from MPWH Zambales scale 1:150,000 ; land resources data from Agricultural Land Mgnt. and Evaluation Div., Bureau of Soils and Water Mgnt. and Dept. of Agriculture
Keywords: Geology -- Philippines -- Zambales -- Maps