Update bolting handbook HangFix

handbook/l/bosch.html

@@ -28,5 +28,10 @@ drills for their own use [1990].</p>
 <!-- It's a bloody awful photo. I'd better take a decent one this summer.
 DL 2004/04/22. -->
 
+<hr />
+See the <a href="../rig/drillbolts.html">Bolting </a> - Hang Fix anchoring<br />
+See the <a href="/expofiles/documents/anchors/anchor-appraisal-martingreen2020.pdf">2020 appraisal of  anchors</a> 
+- comparison of alternatives <br />
+See the <a href="../rig/rigit.html">Rigging and Bolting</a> -  handbook 
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handbook/l/rbelay.html

@@ -26,6 +26,8 @@ the rope without attaching an ascender to re-load it.</p>
 <p>This is an mild example of an unnecesarily acrobatic rig which should be re-done on any route with heavy traffic.
 <p class="caption">Photo &copy; Mark Dougherty, 199x</p>
 
+<hr />
+See the <a href="../rig/rigit.html">Rigging and Bolting</a> -  handbook 
 <hr />
 </body>
 </html>