DIRK GERRITZ ARCHIPELAGO. 



177 



From this point the coast descending in terraces extends 

 to the entrance to the broad Orleans Channel in latitude 

 63° 30' S. and longitude 58° 35' W., but beyond this it is 

 entirely unknown. At Cape Foster, latitude 64° 27' S., 

 longitude 58° J r W., the coast returns to the former horizon 

 and extends thence in an easterly direction, on the whole, 

 as far as Cape Lockyer. Here an immense mass of ice, 

 descending from Mount Haddington, reaches from the 

 coast right across to Snow Islan d,and apparently connects 



Louis-Philippe Land (after Dumont d'Urville). 



the mainland with the island, from which it would otherwise 



be separated by Admiralty Bay. Seymour Island may 



be regarded as a prolongation of Snow Land towards 



the north-east and terminates in Cape Seymour, latitude 



64° 13' S., longitude 56° 32' W. Towards Admiralty Bay 



Cockburn Island lies near the northern end of Seymour 



Island. The circular sweep of the foot of Mount 



Haddington constitutes the south-eastern as well as 



the southern boundary of Louis-Philippe Land. North 



of Mount Haddington, Sydney Herbert Bay, with its 



12 



