diff --git a/years/2025/logbook.html b/years/2025/logbook.html
index c0e37bcbd..13728c985 100755
--- a/years/2025/logbook.html
+++ b/years/2025/logbook.html
@@ -318,6 +318,10 @@ The delightful promise of gnocci with custard powder powered our plateau plod ba
 <!-- photos reduced in resolution and moved into expoweb repo as that is where images in logbooks belong. Philip S. -->
 <p>
 <img width=60% alt="obi wan kenobi goes to expo" src="/expofiles/photos/2025/CreshPhotos/prospecting-meme.jpg">
+<p>
+[FOOTNOTE:<br />
+These UTM coordinates can be converted to lat/long using <a href="/expofiles/tools/index.html">
+https://expo.survex.com/expofiles/tools/index.html</a> ]
 <div class="timeug">T/U: 0.0 hours</div>
 <div class="editentry"><br /><a href="/logbookedit/2025-07-05d">Edit this entry</a><br /></div>
  <hr />