[ 3 6 5 ] 
Thcfe are mod of the Particulars I could colled 
concerning this wonderful Inundation. 1 {hall only 
add Mr. N ,’s Philofophical Account to his philofo- 
phical Friend. 
Uefday Align ft 22. 1749. was the beft Hay-day 
we had here that Sealon, but at Eight o'clock 
“ at Night it began to Thunder, firft Weft wards 
tc from Cockcrn.outh , then in a few Minutes Eaft- 
“ wards from Penrith. Thcfe Thunder-clouds, 
“ with equal Force, and contrary Direction, met 
“ together upon the Mountains above the Valleys 
“ of St. Johns and Threlkeld , as at or about the 
“ Great Dod and Coca Pike , and mull of confe- 
“ quence hover on or about them, and thereon 
“ vent IVater-fpouts (but not fo on the Valleys, 
“ otherwife than by the violent Courfe of the 
“ Brooks and Rivulets, from the one down to the 
“ other) ; which would incrcafc and perpetuate the 
“ Lightning, fo fvvift in Motion, and viftble to our 
<c Eyes, but retard and obftrud the Undulations of 
<c the Air, which are far more flow in Motion, and 
“ later in coming to our Ears.— For any two fuch 
“ Bodies as thick Clouds, driven by contrary Winds, 
“ and meeting together with equal Force, and con- 
“ trary Diredlions, cannot impel each other back- 
“ wards or forwards, but muft remain at or about 
<£ the Place where they met, and there exert their 
“ Vigour : which, in this Cafe, muft be the Reafon 
“ of fuch Watcr-fpouts upon thefe Mountains, and 
“ not in the Valleys 5 and alfo why the Sight of 
SIR, 
A a a 
“ the 
