What people are saying - Write a review
We haven't found any reviews in the usual places.
Belaying the Leader Richard M Leonard and Arnold Wexler
A Rope Lencth from Eternity William Siri
The KnifeBlade Piton Charles Wilts
3 other sections not shown
20-foot fall absorbed accident actual American Alpine Journal angle Arnold Wexler arrest a fall ascent belay position belayer belaying techniques Belaying the Leader body belay bolt breaking strength carabiner cent Charles Wilts climbing rope crack danger diameter difficult direct aid dynamic belay effect elongation expansion anchors experience exposure eyebolt factor failure feet of rope fiber foot support force Geoffrey Winthrop Young held high fall hold hole inch kinetic energy knife-blade piton knot ledge legs load Manila margin of safety maximum nylon rope party permit Perpendicular pitch piton belay placed possible pounds tension practice falls pull rappel Rawl Dryvin reliable resiliency result rigid belay rock belay rock-climbing rope tension safe Safety Last shock shoulder belay Sierra Club sisal sitting hip belay Ski Mountaineering slack snap static belay static friction steel stop strain strength of rope Tahquitz Rock taineering tests ultimate strength Underhill weight