Occasional Papers on the Theory of Glaciers Now First Collected and Chronologically Arranged: With a Prefatory Note on the Recent Progress and Present Aspect of the TheoryA. and C. Black, 1859 - 278 páginas |
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Página xviii
... greater part of which are now for the first time collected in the present volume . The revival of attention to the Theory of Glaciers , by the writings of Dr. Tyndall and other recent explorers of the Alps , and by some philosophers at ...
... greater part of which are now for the first time collected in the present volume . The revival of attention to the Theory of Glaciers , by the writings of Dr. Tyndall and other recent explorers of the Alps , and by some philosophers at ...
Página xx
... greater fissures of ice were sealed up merely by the collapse and reunion of the particles influenced by time and pressure , and aided by the softening effects of the plentiful affu- sion of water . Next I was disposed to account , at ...
... greater fissures of ice were sealed up merely by the collapse and reunion of the particles influenced by time and pressure , and aided by the softening effects of the plentiful affu- sion of water . Next I was disposed to account , at ...
Página 3
... greater part of three weeks in company with Professor Agassiz of Neufchatel , and Mr. J. M. Heath of Cambridge . It is surprising how little we see until we are taught to observe . I had crossed and recrossed many glaciers before , and ...
... greater part of three weeks in company with Professor Agassiz of Neufchatel , and Mr. J. M. Heath of Cambridge . It is surprising how little we see until we are taught to observe . I had crossed and recrossed many glaciers before , and ...
Página 12
... greater motion during the day . 4th . In the particular case of the Mer de Glace , the higher part ( the Glacier de Lechaud ) moves slower than the lower part near the Montanvert in the proportion of 3 to 5 . 5th . The central part of ...
... greater motion during the day . 4th . In the particular case of the Mer de Glace , the higher part ( the Glacier de Lechaud ) moves slower than the lower part near the Montanvert in the proportion of 3 to 5 . 5th . The central part of ...
Página 16
... greater in one case than in the other . ( 4. ) From numerous observations , made in all parts of the glacier , it invariably results as before , that the centre moves faster than the sides of the ice - stream . In the lower and faster ...
... greater in one case than in the other . ( 4. ) From numerous observations , made in all parts of the glacier , it invariably results as before , that the centre moves faster than the sides of the ice - stream . In the lower and faster ...
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Términos y frases comunes
ablation Alps analogy angle annual motion appears Arveiron August Balmat bands Bishop of Annecy Brenva cause centre Col du Géant compact congelation continuity convex Courmayeur crevasses curve curved bands daily motion declivity direction dirt-bands effect Etna evidence experiment fact feet fissures fluid friction frontal dip Glace of Chamouni Glacier des Bois glacier motion glacier moves glacier of Bossons Grindelwald horizontal hydrostatic pressure inches inclination internal July lava stream less Letter on Glaciers longitudinal lower marked mass measurement Mer de Glace millimetres Mont Blanc Montanvert moraine motion of glaciers mud-slide nearly névé observations origin parallel particles plane plastic Plate portion pressure produce remarkable retardation rock Saussure Saussure's season side sliding slope snow solid station summer surface Talefre temperature thawing theodolite theory of glaciers tion transverse Travels valley veined structure velocity vertical Vesuvius viscous theory volume whilst winter wrinkles