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<p><a href="//commons.wikimedia.org/wiki/Category:Ellsworth_Air_Force_Base" title="Category:Ellsworth Air Force Base">Ellsworth Air Force Base</a> Delta missiles Launch Control Facility (built 1961-1963) -- <a href="//commons.wikimedia.org/wiki/Category:United_States_during_the_Cold_War" title="Category:United States during the Cold War">United States during the Cold War</a>, in <a href="//commons.wikimedia.org/wiki/South_Dakota" class="mw-redirect" title="South Dakota">South Dakota</a>.
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<ul><li>Drawing: <a href="//commons.wikimedia.org/wiki/Category:Historic_American_Engineering_Record_images_of_South_Dakota" title="Category:Historic American Engineering Record images of South Dakota"><b>HAER</b>—Historic American Engineering Record images of South Dakota</a>.</li></ul></div>
Documentation compiled after 1968
<a rel="nofollow" class="external free" href="https://www.loc.gov/pictures/item/sd0076.photos.203474p">https://www.loc.gov/pictures/item/sd0076.photos.203474p</a>