img Ice-Caves of France and Switzerland  /  Chapter 17 HISTORY OF THEORIES RESPECTING THE CAUSES OF SUBTERRANEAN ICE. | 89.47%
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Chapter 17 HISTORY OF THEORIES RESPECTING THE CAUSES OF SUBTERRANEAN ICE.

Word Count: 5454    |    Released on: 01/12/2017

ef account of the different theories which have been advanced in explanation of the

of this cave is contained in

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