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Editors Introduction X1 Discourse of Neuchdtel xh Studies on glaciers I111
Historical review of the study of glaciers
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action Agassiz Aletsch Aletsch glacier Alpine valleys Alps ancient moraines appear assume Bernese Bernese Oberland blocks bottom changed into ice Charpentier color compact cracks crevasses currents debris demonstrate deposited dilatation display distance earth elevation Elie de Beaumont end moraines erratic boulders extent facts feet Fiesch Fiesch glacier flow formation formed fragments freezing furrows geological glacial theory Gornerhorn gradient granite gravel Grindelwald Handegg Hugi ice sheet inside investigation Jean de Charpentier Jura lake lapiaz lateral moraines layer located Louis Agassiz lower Aar glacier margins massif medial moraines melting mentioned Monte Rosa mountains movement of glaciers Neuchatel neve observations occur phenomena phenomenon pinnacles places Plate polished rocks polished surfaces present glaciers reached result retreat Rhone ridges Saussure seen slope snow steep streams striations STUDIES ON GLACIERS substratum summits Switzerland temperature tion torrents Toussaint de Charpentier transportation uplifting upper Valais valley walls variable Venetz Zermatt glacier