Pelech E. János
The valley of Stracena and the Dobschau ice-cavern (Hungary)
"The water that percolates into the cavern, especially in the early part of the year, when its volume is greatest, is converted into ice; and this is not easily melted, since the situation of the cavern does not allow the entrance of the warm summer air. The ice-mass is continually on the increase..."
2013-08-06
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PDF URL: https://mek.oszk.hu/11800/11847 URN: http://nbn.urn.hu/N2L?urn:nbn:hu-108657Látogatások: 3 217