<div class="quotebox" style="float: left; clear: left; margin: 0.5em 1.4em 0.8em 0; padding: 6px; border: 1px solid #aaa; font-size: 88%; background-color: floralwhite;">
<div style="position: relative; text-align: left;">
<div>
<p>The June 12, 1991 eruption column from <a href="https://en.wikipedia.org/wiki/Mount_Pinatubo" class="extiw" title="en:Mount Pinatubo">Mount Pinatubo</a> taken from the east side of <a href="https://en.wikipedia.org/wiki/Clark_Air_Base" class="extiw" title="en:Clark Air Base">Clark Air Base</a>.  
</p>
</div>
</div>
<div style="text-align: left;"><a href="https://en.wikipedia.org/wiki/USGS" class="extiw" title="en:USGS">USGS</a></div>
</div>
Dave Harlow, <a href="https://en.wikipedia.org/wiki/United_States_Geological_Survey" class="extiw" title="en:United States Geological Survey">United States Geological Survey</a>
1991-06-12
<a rel="nofollow" class="external free" href="https://www.usgs.gov/media/images/june-12-1991-eruption-column-mount-pinatubo-taken-th">https://www.usgs.gov/media/images/june-12-1991-eruption-column-mount-pinatubo-taken-th</a>