1, 2. Clouds, rains, and rivers; 3. The waves of light; 4. The waves of heat which produce the vapour of our atmosphere and melt our glaciers; 5. Experiments to prove the foregoing statements; 6. Oceanic distillation; 7. Tropical rains; 8. Mountain condensers; 9. Architecture of snow; 10. Atomic poles; 11. Architecture of lake ice; 12. The source of the Aveiron; 13. The Mer de Glace and its sources; 14. Ice-cascade and snows of the Col du Geant; 15. Questioning the glaciers; 16. Branches and medial moraines of the Mer de Glace from the cleft station; 17. The Talefre and the Jardin; 18. First questions regarding glacier motion; 19. The motion of glaciers; 20. Precise measurements of Agassiz and Forbes; 21. The theodolite and its use; 22. Motion of the Mer de Glace; 23. Unequal motion of the two sides of the Mer de Glace; 24. Suggestion of a new likeness of glacier motion to river motion; 25. New law of glacier motion; 26. Motion of axis of Mer de Glace; 27. Motion of tributary glaciers; 28. Motion of top and bottom of glacier; 29. Lateral compression of a glacier; 30. Longitudinal compression of a glacier; 31. Sliding and flowing; 32. Winter on the Mer de Glace; 33. Winter motion of the Mer de Glace; 34. Motion of the Grindelwald and Aletsch Glacier; 35. Motion of Morteratsch Glacier; 36. Birth of a crevasse; 37. Icicles; 38. The Bergschrund; 39. Transverse crevasses; 40. Marginal crevasses; 41. Longitudinal crevasses; 42. Crevasses in relation to curvature of glacier; 43. Moraine-ridges, glacier tables, and sand cones; 44. The glacier mills or moulins; 45. The changes of volume of water by heat and cold; 46. Consequences flowing from the foregoing properties of water, correction of errors; 47. The molecular mechanism of water-congelation; 48. The dirt bands of the Mer de Glace; 49. Sea-ice and icebergs; 50. The Aeggischhorn, the Margelin See and its icebergs; 51. The Bel Alp; 52. The Riffelberg and Goerner Glacier; 53. Ancient glaciers of Switzerland; 54. Erratic blocks; 55. Ancient glaciers of England, Ireland, Scotland, and Wales; 56. The glacier epoch; 57. Glacial theories; 58. Dilatation and sliding theories; 59. Plastic theory; 60. Viscous theory; 61. Regelation theory; 62. Cause of regelation; 63. Faraday's view of regelation; 64. The blue veins of glaciers; 65. Relation of structure to pressure; 66. Slate cleavage and glacier lamination; 67. Conclusion.