ILLUSTRATIONS. Ice Slope and Basin, KolowratshOhle Frontispiece GlaciEre de Chaux-les-Passavant 8 Ice Stalagmites, Chaux-les-Passavant 10 Vertical Section of Chaux-les-Passavant 11 Ice Stalagmites, Chaux-les-Passavant 12 Vertical Section of DObsina 15 The Lower Rositten Alp and the Untersberg 16 The Entrance of the KolowratshOhle 18 Vertical Section of the KolowratshOhle 19 Top of Ice Slope, KolowratshOhle 20 At the Entrance of the Schafloch 22 Hollow Cones and Fissure Columns, Schafloch 24 On the Ice Slope, Schafloch 26 In the Rear of the Schafloch 28 Vertical Section of DEmEnyfAlva 29 The Frauenmauer and the Gsoll Alp 38 In the FrauenmauerhOhle 40 Vertical Section of the FrauenmauerhOhle 42 Ice Stalactite, FrauenmauerhOhle 42 Vertical Section of the Suchenreuther Eisloch 57 La GlaciEre de Saint-Georges 62 Vertical Section of the GlaciEre de Saint-Georges 64 Vertical Section of Grand Cave de Montarquis 72 The Bluff at Decorah 86 Entrance of the Cave of Decorah 88 Locus Glacialis, Cave of Decorah 90 Gorge at Ellenville 92 Vertical Section of Pit near Summit 97 Vertical Section of Freezing Cave near Williamstown 103 Vertical Section of a Windhole 125 Freezing Cavern at Brainard 180