4n ESSAYS^ND OBSERVATIONS 



notice there, may be very perceptible on 

 the waters, will eafily be believed ; nor is 

 it more incredible, that a fmall concuflion 

 given to a great body of water will produce 

 a„ very remarkable agitation in the narrow 

 creeks and (hallows. And it is obfervable, 

 that thefe commotions were moft violent in 

 the deepeft lakes, particularly in Loch-nefs j 

 the extraordinary depth of which hath been 

 fometimes affigned as a reafon for its never 

 freezing, the fevereft winters not being able 

 to reduce it to the coldnefs of ice. 



I. Letter from Mr. Robert Gardiner Com- 

 mijjary to the Army in North Britain to Dr. 

 John Stevenson Phyjician in Edinburgh, 

 giving an Account of the Agitation oj the 

 Wafers of Loch-nefs on the ijl of Novem- 

 ber 1755, when the City of Lilbon was de- 

 froyed by an Earthquake. 



SIR, Edinburgh, Decemher 2zA 1755. 



" T have your favour of the 20th, and, in 



compliance with your requeft, I give 



"you the following reply to your queries. — 



" I arrived at Yort-Augujius from Fort- 



*' wan am 



