<div class="description">
Original Agency Description: A770479 U12G HYDRA FRAC BILL VOLLENDORF(Project Engineer) FEB 24 77EG&amp;G/NTS PHOTO LAB Publication Date: 2/24/1977 Keywords: CRACKED; CRACKS; EDGERTON, GERMESHAUSEN &amp; GRIER; EG&amp;G; EVALUATION XC 4; FRACTURES; HYDRA FRAC; HYDRA FRAC TEST; HYDRAULIC FRACTURE; MARKED; MARKINGS; NEVADA; NEVADA TEST SITE; NTS; NUCLEAR ENERGY TECHNOLOGY; PICKAXES; SIGNS; TAPE MEASURES; TEST SITES; UGT; UNDERGROUND TESTING; VOLLENDORF, BILL; CSandia; CQuest; historical images</div>
This file was contributed to Wikimedia Commons by <a href="https://www.wikidata.org/wiki/Q59661040" class="extiw" title="d:Q59661040"><span title="reference unit of the National Archives and Records Administration">National Archives at College Park - Still Pictures</span></a> as part of a cooperation project. The donation was facilitated by the <a href="https://en.wikipedia.org/wiki/Digital_Public_Library_of_America" class="extiw" title="w:Digital Public Library of America">Digital Public Library of America</a>, via its partner National Archives and Records Administration.<span style="text-align:left">
<ul><li><a rel="nofollow" class="external text" href="https://catalog.archives.gov/id/75457395">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/deb9ac0611d61a5fc1c906277001f4b5">deb9ac0611d61a5fc1c906277001f4b5</a></li>
<li>National Archives Identifier:  75457395</li></ul></span>