div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentnorthern-luzon-philippine-institute-of-volcanology-and-luzonpdfaa-activehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Northern Luzon - Philippine Institute of Volcanology and luzonpdf · Active Faults Map Sheet No 7179 Ill Laoag 7179 Il Solsona 7178 IV Espiritu Explanation Active Faults loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220517195a72e1507f8b9ab1538dfda2html5thumbnails1jpg width=140 height=200 divdiv