3*4 



PHYSICAL GEOGRAPHY. 



TlUBUT ARIES OF PlSCATAOJJA RlVER. 



The altitudes of numerous other ponds not here mentioned, heights of 

 rivers on lines of railroad surveys and where crossed by geological sec 

 tions, and the elevation of prominent points on water-sheds, given in the 

 preceding chapter, need not be repeated here. For the purpose of com 

 parison we annex a few heights of lakes in other states. 



Moosehead lake, Maine, 

 Sebago lake, &quot; 



Willoughby lake, Vermont, 

 Memphremagog lake, &quot; 

 Lake Champlain, &quot; 

 Lake Superior, 

 Itasca lake, Minnesota, 



Height above sea. 



. 1023 feet. 



. 251 &quot; 



. 1161 &quot; 



634 &quot; 



93 &quot; 

 . 630 

 . 1575 &quot; 



EFFECT OF GEOGRAPHIC AND CONTINENTAL POSITION. 



If we inquire into the causes which influence the hydrographic char 

 acter of New Hampshire, we find that the situation of our state gives 

 us favorable conditions of climate, producing well-watered fields for the 

 farmer, and abundant water-power for manufacturing industry. 



New Hampshire is situated between 42 40 and 45 18 23&quot; north 

 latitude, and between 70 37 and 72 37 longitude west from Green- 



