CANAL. 213 



The mean quantity of rain falling at the follow- 

 ing places, in one year with another, is, 

 In Etirope — at Hterlaem 24 inches 

 Delf27 

 Dort 40 

 Middleberg 33 

 Paris 20 

 Lyons 37 

 Rome 20 

 Padua 37i 

 Pisa 34J 

 Ulm 27 

 Berlin 19J 

 Laricashire 40 

 Essex 19J 



Manchester 33.55 before men- 

 [tioned. 

 And in the United States : 



In Cliarlotte, South Caroliiia, 47.66 irxhes = 

 In Williamsburgli, Virginia, 47.03S 

 In Cambridge, Massachusetts, 35.396 

 In Rutland, Vermont, 41.197 



Making every aiiowance for defective or erro- 

 iieous experiments, it is clear that there is niore 

 raiii as well as more evaporation in this country 

 than in Great Britain. That there is more evap- 

 oration, must be evident from tlie superior heat 



