APPE]VDIX. 



The preceding sheets have been submitted to my 

 friend Mr Charles Thompson, Secretary of Congress, 

 he has furnished me with the following observations, 

 which have too much merit not to be communicated. 



(A.) p. 15. Besides the three channels of communi- 

 cation mentioned between tlie western waters and the 

 Atlantic, there are two others to which the Pennsylva- 

 nians are turning their attention ; one from Presque 

 Isle, on Lake Erie, to Le Boeuf, down the Alleghaney 

 to Kiskiminitas, then up the Kiskiminitas, and from 

 thence, by a small portage, to Juniata, which falls into 

 the Susquehanna: the other from Lake Ontario to the 

 East Branch of the Delaware, and down that to Phila- 

 delphia. Both these are said to be very practicable: 

 and, considering the enterprising temper of the Penn- 

 sylvanians, and particularly of the merchants of Phila- 

 delphia, whose object is concentered in promoting the 

 commerce and trade of one city, it is not improbable 

 but one or both of these communications will be open- 

 ed and improved. 



(B.) p. 18. The reflections I was led into on viewing 

 this passage of the Patowmac through the Blue ridge 

 were, that this country must have suffered some violent 

 convulsion, and that the face of it must have been 

 changed from what itprobably was some centui'ies ago : 

 that the broken and ragged faces of the mountain on 

 each side the river ; the tremendous rocks, which are 

 left with one end fixed in the precipice, and the other 

 jutting out, and seemingly ready to fall for want of sup- 

 port, the bed of the river for several miles below ob- 

 structed, and filled with the loose stones carried from 



