CHAP. VIII. 



WIND ENGINE. 



765 



The Abyssinian pump is extremely useful where the water lies near 

 to the surface, in which case there is no cheaper or more convenient 

 means of obtaining a supply (for illustration see p. 696). Various forms 

 of chain pumps are made, and are employed for emptying tanks which 

 contain floating matter in the liquid, as they are not so liable to choke 

 as ordinary suction pumps. 



In recent years, wind engines for pumping and various other purposes, 

 long used in the United States, have come into extensive use in this 



Fig. 332. Messrs. Warner & Co.'s Deep-Well Pump. 



country. Fig. 333 is an illustration of the one which gained the first 

 prize in the exhaustive trials carried out by the lioyal Agricultural 

 Society in 1903. Its inventors and manufacturers are Messrs. Goold, 

 Shapley & Muir, of Brantford, Ontario, and the English agents are 

 Messrs. Rickman & Co., 13 Walbrook, London. The report of the 

 judges of the trials in the Journal of the Society for 1903, described this 

 wind engine as " clearly ahead of all others in nearly every point," in- 

 cluding efficiency as determined by the quantity of w^ater pumped, 



