124 On the Solar and Lun ar Diurnal Tides of the Coasts of Ireland. 



Donaghadee Tide, Table C. 



Positive heights at low water for sixteen lunations, commencing 



1850, October 12^4^ and ending 1851, December 22dl6i» 27™. 



Donaghadee Tide, Table D. 



Negative heights at low water for sixteen lunations, commencing 

 1850, Octoberl2<i 4^ and ending 1851, December 22dl6ii27°». 



Donaghadee Tide, Table E. 



Difference of observed and calculated times of vanishing of 



diurnal tides at high water, expressed in lunar days. 



Age of lunar tide = 6^ 5^. 



