174 SMALL WATER SUPPLIES. 



Wells, brick lining - ^ 



constructing - -----20 



danger of water from . . 24 



- depth of - - 29 



- position of . 23-28 



shallow - - - - 25 



- steining - - - - - 29 



use of explosives in - - - 45 



Wooden dam - - - > 54 



ABERDEEN: THE UNIVERSITY PRESS 



