Written with a sprightly sense of humor, Glaciers of North America is an intriguing, off-beat guide to glaciers.the foot prusik. Repeat these steps until you reach the lip of the crevasse (see Fig . 9.23). At the crevasse lip, you may need ... By practicing you will be able to find the optimal length of prusik loops to use as well as fine-tune your technique foranbsp;...
|Title||:||Glaciers of North America|
|Author||:||Sue A. Ferguson|
|Publisher||:||Fulcrum Pub - 1992|