C 3<54 ] 
Valleys, in which there is no Appearance of Water, 
unlefs a little Rain-water colleded in a Pit, in the 
Piflure of a Rock, or the like. 
If there be any Queries about further Circumftanccs 
relating to it, any way material to be asked, I fliall be 
always ready to anfwer them, having fpent a, good 
deal of Time upon the Spot, examining of it myfelf ; 
fo that I can aver this whole Narrative for Truth, 
from my own aduai Obfervations. 
I thought it a pity fo remarkable and wonderful 
a ^h£nomenon of Nature Ihould lie hid from the 
Learned j and though confcious of my own Infuffi- 
ciency, and Incapacity of writing or dating the Cafe 
methodically, have at laft refolved, at all Adventures, 
to fend you a true, fimple, and naked Defcription" 
of it. 
I have been very cautious in faying more than any 
Man may fee there. 
SIR, 
Tour rwofi obedient, 
and faithful humble Servant. 
Charles Lucas. 
Dublin, 
Ncu. II. I73<>, 
XXII. The 
