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more, others having two, and only one with three groups, as the one 

 at Tullagh, it is not unreasonable to suppose that the rank and station 

 of those buried were denoted by the numbers of the groups or rings on 

 each monumental stone, as also by the number of the rings in each indivi- 

 dual group. But these are only conjectures, and it is to be hoped that 

 before long some light will be thrown on this interesting subject. 



