BELFAST 

 NATURAL HISTORY AND PHILOSOPHICAL SOCIETY. 



PROCEEDINGS, 



SESSION 1919-1920. 



No. 1. 



itth and i2th November, i9t9. 



THE NORTH OF IRELAND DURING THE 

 GLACIAL PERIOD. 



BY ARTHUR R. DWERRYHOUSE, D.Sc, M.R.LA., F.G.S. 



Lecturer in Otology, Queen's Univer--<ity, Belfast. 



FLUCTUATIONS IN THE FOREIGN 

 EXCHANGES. 



BY PROFESSOR F. T. LLOYD-UODl), M.A., D.Sc 



Head of Commerce Department, Municipal Technical Institute, Belfast. 



• BELFAST: 

 MAYNE, BOYD & SON, LTD., 2 CORPORATION STREET 

 (POINTERS TO THE QUEEN'S UNIVERSITY). 



1919. 



