INDEX. 
Aa, I. 137; II. 49 - 
Aach, I. 228. 
Aar, I. 190, 218, 228, 237; 
II. 45, 46. 
Aar-glacier, I. 122, 160. 
Aar-massif, il. 79 ' * 34 - 
Aar, valley of the, n. 41, 75. 
Aachensee, colour of, i. 254. 
Adula Massif, ll. 79 - 
Aeppli, Prof., i. 249. 
Agassiz, Prof., 1. 78, 102, 1 13, 
124, 145; II. 158, 216. 
Agassiz-Horn, ii. 158. 
Aigle, II. 115. 
Aiguilles Rouges, II. 105. 
Albigna, Val, II. 240. 
Albula, I. 222. 
Aletsch-glacier, i. 123; ii. 145. 
Alpnach, Bay of, u. 204. 
Altmann, Prof., 1. no. 
Amiel, Prof., 1. 261. 
Ammonites, 1. 36. 
Amsteg, Reuss valley at, n. 
209. 
Anchitherium, i. 44. 
Andermatt, terraces at, II. 215. 
Anniviers, valley of, ii. 132. 
Anticlinal arch, i. 69. 
Antrona Piana, rockfall at, 11. 
277. 
Archaeopteryx, 1. 36. 
Ardez, Plateau of, 11. 247. 
ArgentiJre, ii. 107. 
Arkesines of AUalin glacier, u. 
40. 
Arpenaz, cascade of, I. 55. 
Arpille, 1. 141. 
Arolla pine, I. 15 1. 
Arve, I. 176, 226; n. 95, 104, 
107, 174. 
Aubonne, ii. 43. 
Avalanches, i. 103. 
Averser Rhine, ii. 193. 
Axis of the Alps, i. 83. 
Baikal, Lake of, i. 252. 
Baldegger, Lake of, i. 138, 
251 ; II. 42. 
Ball, Prof., 1. 58. 
