Penfyhania, Germantown. 179 



itree, and even when fhe flood in the way 

 of the wind, which blew diredlly from this 

 ihrub. But upon me this fpecies of fumach 

 has never exherted its power, though I 

 jmade above a hundred experiments upon 

 imyfelf with the greateft ftems, and the 

 Ijuice once fquirted into my eye, without 

 doing me any harm. On another perfon's 

 hand which I had covered very thick with 

 it, the fkin a few hours after became as 

 hard as a piece of tanned leather, and peeled 

 off in the following days, as if little fcales 

 fell from it. 



OSlober the loth. In the morning I ac- 

 companied Mr. Cock to his country feat, 

 which is about nine miles from Philadelphia 

 to the north. 



Though the woods of PenJ^lvania Sifford 

 many oaks, and more fpecies of them thaa 

 are found further north, yet they do not 

 build fo many {hips in this province as they 

 do in the northern ones, and efpecially in 

 New England. But experience has taught 

 the people that the fame kind of trees is 

 more durable the further it grows to the 

 north, and that this advantage decreafes 

 the more it grows in warm climates. It is 

 likewife plain that the trees in the fouth 

 grow more every year, and form thicker 

 ringlets than thofein the north. The for- 

 M 2 mer 



