<a href="https://en.wikipedia.org/wiki/Radium_Girls" class="extiw" title="en:Radium Girls">Radium Girls</a> work in a factory of the <a href="https://en.wikipedia.org/wiki/United_States_Radium_Corporation" class="extiw" title="en:United States Radium Corporation">United States Radium Corporation</a>.
Unknown author<span style="display: none;">Unknown author</span>
circa 1922 <div style="display: none;">date QS:P,+1922-00-00T00:00:00Z/9,P1480,Q5727902</div>
<a rel="nofollow" class="external free" href="http://www.libraries.rutgers.edu/history_of_medicine/manuscripts/us_radium_corporation">http://www.libraries.rutgers.edu/history_of_medicine/manuscripts/us_radium_corporation</a>