...ton of semi-putrefaction ? But sedimentation does more than free the water from suspended matters. During the so many hours or days of its continuance...reservoirs on its way to accomplish its deadly mission. Nor is filtration more efficient as a purifier when viewed from the stand-point which sees typhoid...

...it is a common occurrence for the analyst to find water of poor quality in new or recently-cleaned cisterns, while water of a much better quality is...reservoirs on its way to accomplish its deadly mission. Nor is filtration more efficient as a purifier when viewed from the standpoint which sees typhoid fever...

...matter in a state of decay that is thus reduced to the inorganic condition, and only organic matter in tangible form that is thus carried down by the heavier...reservoirs on its way to accomplish its deadly mission. Nor is filtration more efficient as a purifier when viewed from the stand-point which sees typhoid...

...sediment. Organic matters that are endowed with vitality remain uninfluenced by the destructive ami reconstructive bacterial agencies that are operating...reservoirs on its way to accomplish its deadly mission. Nor is filtration more efficient as a purifier when viewed from the stand-point which sees typhoid...

...reconstructive bacterial agencies that are operating in the water; and these, as has been seen, are the matiers from which most is to be feared if sewage has unfortunately...to the supply. The infected water which prostrated 1.200 of the 8,000 inhabitants of Plymouth, Pa., and killed 130 of those whom it prostrated, passed...

...hours or days of its continuance the processes of nature are at work transforming the semi-putrefied matters into ammonia and nitric acid, both of which...which prostrated 1,200 of the 8,000 inhabitants of Plymonth, Pa., and killed 130 of those whom it prostrated, passed through three storage reservoirs...

...flocculent organic matter which would otherwise continue in suspension for many days. *'* * * * * * * * " It must be remembered that it is only organic matter...reservoirs on its way to accomplish its deadly mission. " Nor is filtration more efficient as a purifier when viewed from the standpoint which sees typhoid...

...the flocculent organic matter which would otherwise continue in suspension for many days. ********* " It must be remembered that it is only organic matter...reservoirs on its way to accomplish its deadly mission. " Nor is filtration more efficient as a purifier when viewed from the standpoint which sees typhoid...

...the flocculent organic matter which would otherwise continue in suspension for many days. ********* " It must be remembered that it is only organic matter...reservoirs on its way to accomplish its deadly mission. " Nor is "filtration more efficient as a purifier when viewed from the standpoint which sees typhoid...

...by the destructive and reconstructive bacterial agencies that are operating in the water; and these are the matters from which most is to be feared if...to the supply. The infected water which prostrated twelve hundred of the eight thousand inhabitants of Plymouth, Pa., and killed one hundred and thirty...