180 British Antarctic Expedition. 
The glacier formed by the union of the Murray 
Glacier and the Dugdale Glacier is covered by a 
very thick medial moraine at the N.W. side of 
Geikie Land, in breadth about one English mile, or 
perhaps somewhat less. The smooth and unbroken 
ice-sheet formed at this junction owes undoubtedly 
both properties to that great pressure which must 
MORAINE STUDY. 
needs prevail by the presence of Duke of York 
Island just projecting at the edge of this large 
inland ice-sheet. This land parts the descending 
ice-sheet into two separate broken glaciers which 
descend in a steep gradient into the sea. 
Officially I took possession of Duke of York 
Island for Sir George Newnes, under protection of 
the Union Jack. 
