38G 



ICE-DEIFTED ROCKS OF THE BALTIC. 



[Ch. XVI 



* 



Sound, the Great Belt, and other places near the entrance of 



,, ~t i • ft \~\ J 1 II 



forms 



then rises to the surface, charged with sand, gravel, stones, 

 and sea-weed. Sheets of ice, also, with included boulders, 

 are driven up on the coast during storms, and ' packed ' to a 

 height of 50 feet. To the 



motion 



mor 



form in 



bed of the sea, and he relates a striking fact to prove that 



fragments 



ice out of the Baltic. 'In the year 1807/ he says, ' at the. 



bombardment 



an English 



sloop of war, riding at anchor in the roads at Copenhagen, 

 blew up. In 1844, or thirty-seven years afterwards, one of 



man 



mierlit vet remain 



He found the space between decks entire, but covered with 



some 



He also affirmed 



heaped one upon the other. 



sunk ships which he had visited in the Sound, were m nice 



manner strewed over with blocks.' 



Dr. Forchhammer also informs us, that during an intense 

 frost in February, 1844, the Sound was suddenly frozen over, 

 and sheets of ice, driven by a storm, were heaped up at the 



.— . • I "1 J .— *-% 



bottom of the Bay of Taar 

 fishing-village on the shore. 



The whole was soon frozen to- 



mass 



When 



I 



mound more than 16 i 



of several buildings. ' 



saw ridges of ice, sand, and pebbles, not only on the shore, 



but extending far out into the bottom of the sea, showing how 



greatly its bed had been changed, and how easily, where it is 



composed of rock, it may be furrowed and streaked by stones 



firmly fixed in the moving ice.' * 



* Bulletin de la Soe. Geol. de France, 1847, torn. iv. pp. 1132, 1183. 







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