diff --git a/cave_data/1623-2017-21.html b/cave_data/1623-2017-21.html
index 00d160db4..cc6b0825c 100755
--- a/cave_data/1623-2017-21.html
+++ b/cave_data/1623-2017-21.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<!-- This file is generated by troggle on Sept. 26, 2023, 3:05 p.m. UTC using the form documented at /handbook/survey/caveentry.html -->
+<!-- This file is generated by troggle on Oct. 13, 2023, 4:25 p.m. UTC using the form documented at /handbook/survey/caveentry.html -->
 <!-- Only put one cave in this file -->
 <!-- If you edit this 1623-nnn.html file by hand, and manually upload it to the server using git,
 make sure you update the database by doing a full data import. If you edit it using the online form
@@ -10,7 +10,7 @@ though, you do not need to do a data import as it happens automatically -->
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>
 <body>
-<b>This file is generated by troggle</b> on Sept. 26, 2023, 3:05 p.m. UTC using the form documented at
+<b>This file is generated by troggle</b> on Oct. 13, 2023, 4:25 p.m. UTC using the form documented at
 the form documented at 
 <a href="/handbook/survey/caveentry.html">handbook/survey/caveentry.html</a>
 <br>
@@ -44,15 +44,16 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
   <letter></letter><!--Leave blank for single-entrance cave. If there is more than one entrace then the letter needs to be given. Generally matches the entranceslug ID.  -->
 </entrance>
 
-<explorers></explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
+<explorers>['Becka Lawson', 'Rob Watson', 'Luke Stangroom']</explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
 <survex_file></survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
 <underground_description>open shaft leading to 20m pitch with snow plug at bottom</underground_description><!-- Underground description. (description of approach and entrance goes in entrance file). For a small cave this will be the entire description. For larger caves it will be the front page of the description, or a short intro, containing links to other pages with the cave description in, or even nothing but a link. -->
 <equipment></equipment><!-- For a small cave, summary of gear needed to descend. For longer caves it could be blank, a table, or just refer to the description/topos. Leave blank if this info is in the description. -->
-<references>2017#34 notes2.jpg and poss. notes1</references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
+<references>notes2.jpg and poss. notes1 at <a href="/survey_scans/2017%252334/">2017#34</a> which include handwritten GPS location</references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->
 <survey></survey><!-- Drawn-up surveys. Scans of paper surveys or images/PDFs of electronic surveys. Should include HTML to display current plan and elevation, with links to larger versions (See section on URLs and files). Could list links to multiple years of survey, or even a separate survey page if it's complicated enough. -->
 <kataster_status></kataster_status>
 <underground_centre_line></underground_centre_line><!-- 'In dataset' if it is in the survex dataset. Blank if not, or notes about status such as 'surveyed, but no entrance fix so not yet in dataset'. -->
-<notes></notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
+<notes>Logbook <a href="/logbookentry/2017-07-29/2017-07-29a">017-07-29a</a><p>
+Two shafts were dropped, CUCC-2017-21 (tagged, GPS’d, surveyed) and CUCC-2017-22 (tagged, GPS’d). 21 was a pitch of around 15m leading to a breakdown area at the bottom with no way on.</notes><!-- Normally empty, but place for anything else that should be noted, such as info on cave maybe being a duplicate, or lost -->
 <length></length><!-- Cave length. Can be left blank and system should fill it in automatically from survey data (it doesn't yet) -->
 <depth>20</depth><!--Cave depth. Can be left blank and system should fill it in automatically from survey data (it doesn't yet)  -->
 <extent></extent>
