CHAPTER XI 



SPRINGS AND STREAMS 



A GOOD supply of water must be considered a 

 necessary part of any community. In the case 

 of large towns we are well aware that the health, 

 prosperity, and even the lives of the citizens de- 

 pend on the care taken to bring an ample supply 

 of water into the town, and it is one of the first 

 considerations of those who attend to the well- 

 being of the people around them. In the coun- 

 try, however, where we should naturally think 

 water would be easy to get, we very often 

 find that a small supply of not very wholesome 

 water is all that we can count upon. 



It is always worth while finding out whence 

 comes the water we drink. Perhaps it is drawn 

 out of a river close to us ; it may spring out of 

 the ground near at hand, or come out of a deep 

 well ; sometimes it is collected far away in lakes 

 and reservoirs, and brought to us for miles under- 

 ground in pipes, or it is gathered from the roofs 

 and collected in tanks and barrels in the garden 

 on rainy days ; sometimes we think it is just 



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