Photo of <a href="https://en.wikipedia.org/wiki/en:David_A._Johnston" class="extiw" title="w:en:David A. Johnston">David A. Johnston</a>, taken by <a href="https://en.wikipedia.org/wiki/en:Harry_Glicken" class="extiw" title="w:en:Harry Glicken">Harry Glicken</a> on May 17, 1980 at 19:00, 13 1/2 hours before the <a href="https://en.wikipedia.org/wiki/en:1980_eruption_of_Mount_St._Helens" class="extiw" title="w:en:1980 eruption of Mount St. Helens">1980 eruption of Mount St. Helens</a>
<a href="https://en.wikipedia.org/wiki/en:Harry_Glicken" class="extiw" title="w:en:Harry Glicken">Harry Glicken</a>
1980-05-17
<a rel="nofollow" class="external text" href="https://vulcan.wr.usgs.gov/Volcanoes/MSH/Images/MSH80/framework.html#david_johnston">CVO Photo Archives - Mount St. Helens - 1980-2004</a>