1 64 SMALL WATER SUPPLIES. 



PAGE 



Boring, rotary motion for - - 42 



tools for 37-38 



Bourne, well at - 24 



Brake horse-power - - 92 



Branch pipes - - 60 



Branches, size of - 62 



Brick lining of wells - 30 



Bursting pressure in pipe - 156 



Buttressed masonry dams - 123 



Bye- wash - 114 



Cast-iron tanks - 137 



Cement, sand for - - 136 



waterproofing - - 135 



Chalk-beds near sea - 18 



water from - - 17 



Channels, flow in - 57 



open, form of - 57 



Chinese system of boring - 36 



Chisels for boring - 38 



Chlorine in water - .3.4 



Clay, boring tool for - 45 



puddle - - 113 



CO 2 in water - - 13 



Coal measures, effect of - - 21 



Comparison of pumps - 87 



Compressor air - - 86 



Concrete and clay bank - - 114 



dams - 126 



for steining - - -. 33 



- tank roof - - - - - 146 

 Constructing wells - .... 29 

 Consumption of gas > - - - - 103 

 of oil - - - - - - - 1 02 



