August, igi2 2 



PROCEEDINGS 



OF THE 



ROYAL IRISH ACADEMY 



Volume XXX, Section B, No. 2 



GRENVILLE A. J. COLE 



THE PROBLEM OF THE LIFFEY VALLEY 



DUBLIN 



HODGES, FIGGIS, & CO., Ltd. 



LONDON : WILLIAMS & NORGATE 



1912 



Przce One Shilling 



