diff --git a/infodx.htm b/infodx.htm
index 722ace309..c920b16e9 100644
--- a/infodx.htm
+++ b/infodx.htm
@@ -127,6 +127,7 @@ browsing from disc-->
   <ul>
   <li><a href="survey.html">Survey data</a></li>
   <li><a href="handbook/survey/index.htm">Expo handbook section on surveying</a></li>
+  <li>Therion protractors in <a href="templates/therion1_250.pdf">1:250</a> and <a href="therion1_500.pdf">1:500</a> scales. Thanks to Martin Budaj for these!</li>
   </ul></li>
 <li><a href="http://www.tagesbild.at/tageseng.htm">The weather at Grundlesee</a> from a webcam about 5km from basecamp</li>
 <li><a href="update.htm">What's new</a> in the archive</li>
diff --git a/templates/therion1_250.pdf b/templates/therion1_250.pdf
new file mode 100755
index 000000000..eef04b7f6
Binary files /dev/null and b/templates/therion1_250.pdf differ
diff --git a/templates/therion1_500.pdf b/templates/therion1_500.pdf
new file mode 100755
index 000000000..65cec19f7
Binary files /dev/null and b/templates/therion1_500.pdf differ