130 



INDEX 



Walls, 55, 57, 108 



Walnut Lane Bridge, frontispiece 



Ward, Cabot, 52, 103 



Waring, Col., 40, 93 



Washington parks, treatment of 



roads in, 118 

 Water meters, 62 

 Water pipes, 61, 111 



hydrants for, 61, 63 



testing, 112 



water hammer in, 112 



Water supply, its protection, 8 

 Weequahic Reservation, 5, 99 

 Weir measurement, 33 

 Westside Park, Newark, 100 

 Wheel scraper, 83, 100 

 Whinery, S., sprinkling with fresh 



water, 116 



Wissahickon Bridge, frontispiece 

 Wissahickon Park, 8 

 Wright, W., 9 



