NPS employee looking at a machine in Everglades National Park.
<ul><li>Keywords: nps staff; plant; tree; instrument; NPS Personnel; (NPS History Collection Themes); Flora; Technology and Engineering</li></ul>
<bdi><a href="https://www.wikidata.org/wiki/Q106916428" class="extiw" title="d:Q106916428"><span title="American photographer">Milo Woodbridge Williams</span></a>
</bdi>
Unknown date<div style="display: none;">Unknown date</div>
<a rel="nofollow" class="external text" href="https://npgallery.nps.gov/">NPGallery</a>