Fig=1939-035.  <a href=../..>Home</a> - <a href=m036.html>Next</a>
<p><img src=../med/035.jpg align=left hspace=10>
(Dynamite source,
drilled/cased shot holes,
Drill rigs on barges,
S-10 seismometers on the bottom,
triangulation surverying)
<p>See <a href= b035.html>bigger picture.</a>