244 INDEX 



PAGE 



Fuertes on preliminary surveys 14 



on run-off 66 



Gagings of Sudbury River 61 



sewers 132 



Gas-pipe, location 16 



Gloversville, sewage-flow at 137 



Grades, minimum, for sewers 162 



Gray on Providence sewers 32 



run-off in Baltimore 85 



Ground-water in separate system 10 



at Ithaca and other cities 142 



through pipe-joints 148 



brick sewers 147 



Grover, apparatus for measuring flood- waves 60 



Gutters, length of 8 



Hazlehurst on leakage into sewers 146 



House-drain connections 205 



Hawksley's formula for run-off 79 



Hemlock Lake, water-supply from 1 29 



Hering's gagings in New York City 76 



Hering and Gray on Baltimore population 93 



Hering on run-off in Baltimore 85 



flush-tanks 229 



Kutter's formula 1 79 



minimum grades 163 



sewer diagrams 185 



Hill on sewer diagrams 186 



Holmes on value of n 182 



Hooker on suspension of solids 1 54 



Humphreys and Abbot, formula for flow 171 



Impervious surface per acre 72 



Intensity of rainfall, method of fixing 50 



Intercepting system of laying out 197 



Ithaca, calculation of storm-drain for 190 



sewer sizes for 193 



determination of run-off 75 



estimated amount of ground-water 142 



population of 102 



Kansas City, maximum run-off 65 



Kiersted on flush-tanks 229 



Kuichling on relation of density to percentage 7 



run-off formulae 79 



