Photo of Clarice Phelps, nuclear chemist at Oak Ridge National Laboratory, uploaded as a U.S. Government work on flikr.com by the U.S. Department of Energy
U.S. Department of Energy
2017-04-13
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/departmentofenergy/49522461721/">https://www.flickr.com/photos/departmentofenergy/49522461721/</a>