C 7 ] 
IV. An Account of a remarkable Decreafe of 
the River Eden, in Cumberland : In a , 
Letter to Charles Lord Bijhop of Carlifle, 
F.R.S. from William Milbourne, Efq\ 
My Lord, 
Read Jan. 13, 
1763. 
A : 
S I know your Lordfhip fometimes 
condefcends to amufe yourfelf with 
natural curiofities, I have taken the liberty to fend 
you an account of a very fudden decreafe of the ri- 
ver Eden at this place, attended with fome particular 
circumftances, of the exadt truth of which I can 
venture to allure your Lordfhip. 
In the night between the twenty-eighth and twen- 
ty-ninth of December laft, the river Eden, at Armath- 
waite, fell at leaft two feet perpendicular. The de- 
creafe of the water was fo hidden, that feveral trouts 
and young lampreys had not time to fave themfelves, 
but were found the next morning frozen to death. 
Of the former, eye-witneffes can fpeak to fifteen, of 
the latter, two hundred, all which were found in 
the extent of no more than forty yards. And feveral 
dozens of young lampreys were eafily taken up alive, 
by the hand, in the lhallows. The fuddennefs of 
the water’s decreafe, may be fo far afcertained, as 
follows. The miller of Armathwaite-mill left off 
grinding at twelve o’clock that night, there being 
then fufficient water to work the mill. He went to 
the mill the next morning at fix, and there was not 
then wrater enough to turn the wheel round. It hath 
not 
