circa early 1940's diagram of uranium isotope separation in the <a href="https://en.wikipedia.org/wiki/calutron" class="extiw" title="en:calutron">en:calutron</a>   <a href="https://en.wikipedia.org/wiki/Category:United_States_history_images" class="extiw" title="en:Category:United States history images">en:Category:United States history images</a>
<ul><li><a href="//commons.wikimedia.org/wiki/File:Diagram_of_uranium_isotope_separation_in_the_calutron.jpg" title="File:Diagram of uranium isotope separation in the calutron.jpg">Diagram_of_uranium_isotope_separation_in_the_calutron.jpg</a>: Westinghouse draftsman Robert Hile Best drew this diagram.  His manager was Walter Guy Roman.  The original uploader was <a href="https://en.wikipedia.org/wiki/User:Deglr6328" class="extiw" title="wikipedia:User:Deglr6328">Deglr6328</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.</li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:SteveMcCluskey" title="User:SteveMcCluskey">SteveMcCluskey</a> (<a href="//commons.wikimedia.org/wiki/User_talk:SteveMcCluskey" title="User talk:SteveMcCluskey"><span class="signature-talk">talk</span></a>)</li></ul>
2010-02-10 15:22
<ul><li><a href="//commons.wikimedia.org/wiki/File:Diagram_of_uranium_isotope_separation_in_the_calutron.jpg" title="File:Diagram of uranium isotope separation in the calutron.jpg">Diagram_of_uranium_isotope_separation_in_the_calutron.jpg</a></li></ul>