372 



IRRIGATION FARMING. 



well with tubular wells and will readily lift three hun- 

 dred gallons a minute. 



The Lambing pump, made in Denver, is rapidly 

 coming to the front. It is a rotary force-pump and 

 has a capacity of from two hundred to six thousand 

 gallons a minute, according to the size. The writer 



FIG. 83 — THE LOW-LIFT VACUUM PUMP. 



has seen the smallest Lambing run by a water-wheel 

 raising two hundred and fifty gallons a minute forty 

 feet above the stream. The water-wheel was supplied 

 from a power ditch and the pump took up the water 

 that was discharged from the wheel. A water motor 

 or a turbine would have answered in the same way. 



Vacuum-Pumps. — These clever contrivances are 

 used quite extensively in the west and in the rice-fields 



