[ '75 ] 



222. These pumps or lifts (Fig. 42) are made entirely of 

 iron. No wood, leather, India-rubber, or anything which 

 might possibly get out of order, owing to climatic influence, 

 is employed on them. 



223. Chain-pump Hand-lift. (Fig. 42, I, II and III) 

 work well up to a depth of 25 feet. The cast-iron stand (I), 



FIG. 42. THE BARRAKAR CHAIN-PUMP. 



HAND-LIFT. 



BULLOCK-POWER LIFT. 



as well as the top part of the pipe, are fixed on two beams a a 

 (I and II), walled into the masonry on the top^of the well by 

 means of 6 bolts bb. The pipe with top c is to be fixed in such 

 a, way that the centre of the pipe and the centre of the wheel 

 are in one line AB (II). The lower end of the pipe (bell-mouth) 

 should extend at least six inches below the surface of the 

 water. The pipes, for Lifts of more than x io feet depth of 

 well, ought to be fixed on a beam d (I, II, and III) walled 

 into the masonry of the well at a vertical distance -of about 



