INDEX 253 



PAGE 



Soil analysis 152 



methods 153 



Soils, formation of 76 



composition of 79 



classification 81 



Sulphur 39 



Symbols 5, 6 



Temperatures, kindling 9 



Valence 6, 14 



Varnishes 230 



spirit 231 



oil 231 



Water, properties of 44 



solvent, action of 46 



drinking 49 



borne diseases 49 



spring 50 



shallow wells 50 



deep wells 51 



factors influencing attractiveness of 52 



hardness 52 



temporary, remedies for 53 



permanent, is removed 54 



filtered 55 



boiled 56 



distilled 56 



boiler 56 



treatment 58 



requirements of plants 59 



soil 60 



capillary 60 



gravitational 60 



Weights, atomic 3, 6 



molecular 5 



Whitewash, Government 229 



factory 229 



waterproof 230 



special ingredients for 230 



