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Links to updated versions of free downloadable pdf files:
"Cleaning the Anchors" A photo-illustrated tutorial on cleaning and rappelling off a top anchor system.
http://www.muirvalley.com/downloads.php?pub=clean
"Bolting Rock Climbing Routes on Corbin Sandstone Cliffs" A comprehensive compilation of tools, techniques, and hardware for developing rock climbing routes specifically on Corbin Sandstone.
http://www.muirvalley.com/downloads.php?pub=bb
Rick Weber
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