div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 7button div class=ts-image amp-img class=ts-thumb alt=Page 7: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails7jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 10button div class=ts-image amp-img class=ts-thumb alt=Page 10: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails10jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 11button div class=ts-image amp-img class=ts-thumb alt=Page 11: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails11jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 12button div class=ts-image amp-img class=ts-thumb alt=Page 12: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails12jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 13button div class=ts-image amp-img class=ts-thumb alt=Page 13: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails13jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 14button div class=ts-image amp-img class=ts-thumb alt=Page 14: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails14jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 15button div class=ts-image amp-img class=ts-thumb alt=Page 15: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails15jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 16button div class=ts-image amp-img class=ts-thumb alt=Page 16: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails16jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 17button div class=ts-image amp-img class=ts-thumb alt=Page 17: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails17jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 18button div class=ts-image amp-img class=ts-thumb alt=Page 18: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails18jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 19button div class=ts-image amp-img class=ts-thumb alt=Page 19: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails19jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 20button div class=ts-image amp-img class=ts-thumb alt=Page 20: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails20jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 21button div class=ts-image amp-img class=ts-thumb alt=Page 21: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails21jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 22button div class=ts-image amp-img class=ts-thumb alt=Page 22: 1988726— M52 N: 200 D !988531-64 1132 N: 77 Fig2 Fig3 Epicentral area 1978—1989 The earthquake swarm in July 1989 occupied north —-western most area compared to past src=https:reader031vdocumentsusreader031viewer20220306175ae293767f8b9a5b348c6c8dhtml5thumbnails22jpg width=142 height=106 layout=responsive amp-img divdiv