CONTENTS. 



PAUB 



§ -, 2. Clouds, Eains, and Rivers . . . . • i,Q 



3. The Waves of Light ...... 8 



4. The Waves of Heat which produce the Vapour of our Atmosphere 



and melt our Glaciers . . . . . .11 



5. Experiments to prove the forego! ng statements . . • J4 



6. Oceanic Distillation . . . . . .19 



7. Tropical Eains ...... 23 



8. Mountain Condensers . . . . . .27 



9. Architecture of Snow . ... 29 



10. Atomic Poles . . . , . .32 



11. Architecture of Lake Ice . . . . . .35 



12. The Source of the Arveiron. Ice Pinnacles, Towers, and Chasms 



of the Glacier des Bois. Passage to the Monta-nvert . . 38 



13. The Mer de Glace and its Sources. Our First Climb to the Cleft 



Station . . . . . . . .43 



14. Ice-cascade and Snows of the Col du (remit . . .46 



16. Questioning the Glaciers . . . . . .48 



li). Branches and Medial Moraines of the Mer de Glace from the 



Cleft Station . . . . . „ , 5i 



17. The Talefre and the Jardin. Work among the Crevasses . 52 



18. First Questions regarding Glacier Motion. Drifting of Bodies 



buried in a Crevasse . . . . . ,64 



