<p>CIA designed and manufactured this two-man semi-submersible in the 1950s. It carried no weapons, was cramped, had limited endurance, and required a "mother ship" for transport and recovery. However, the vessel could approach areas ships could not. 
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For more information on CIA history and this artifact please visit <a rel="nofollow" class="external text" href="http://www.cia.gov">www.cia.gov</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/59094030@N08">The Central Intelligence Agency</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/ciagov/5416229149/">CIA Semi-Submersible</a>