CONTENTS 



PAGE 



PREFACE . . v 



CHAP. 



I. PROPERTIES OF WATER AND SOURCES OF SUPPLY i 



Impurities in Water Pollution of Rivers 

 Dangers of Well-water. 



II. WELLS AND WELL SINKING . . . .28 



III. FLOW OF WATER IN CHANNELS AND PIPES . . 47 



IV. PUMPING WATERS 66 



V. STORAGE AND DISTRIBUTION . . . .in 



APPENDIX I. NOISES IN WATER PIPES AND THEIR 



CAUSES 159 



II. FURTHER NOTES ON ABYSSIAN TUBE 



PIPES 161 



INDEX . 163 



viii 



