Public Documents of Massachusetts, 34. numberSecretary of the Commonwealth, 1892 |
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Page 17
... filter basin , and with reference to taking three million gallons from the source now used , instead of one million gallons , which the city was then authorized to take . The Board replied to this application as follows : - - BOSTON ...
... filter basin , and with reference to taking three million gallons from the source now used , instead of one million gallons , which the city was then authorized to take . The Board replied to this application as follows : - - BOSTON ...
Page 23
... filter galleries sunk near them . In general a supply taken from the ground is much to be pre- ferred to one taken directly from the streams , because the water is clear , colorless , free from all unpleasant taste and odor , and from ...
... filter galleries sunk near them . In general a supply taken from the ground is much to be pre- ferred to one taken directly from the streams , because the water is clear , colorless , free from all unpleasant taste and odor , and from ...
Page 27
... filter gallery , and herewith presents its reply . The proposed gallery may obtain its supply both from the ground water which oozes out in numerous springs from the foot of the hill and from water which may filter from the mill pond ...
... filter gallery , and herewith presents its reply . The proposed gallery may obtain its supply both from the ground water which oozes out in numerous springs from the foot of the hill and from water which may filter from the mill pond ...
Page 31
... filter gallery , as it is possible that a stratum of porous material might be encountered which would furnish a considerable additional supply at a very small cost . If a test of this kind should show that it is improbable that you can ...
... filter gallery , as it is possible that a stratum of porous material might be encountered which would furnish a considerable additional supply at a very small cost . If a test of this kind should show that it is improbable that you can ...
Page 33
... filters through the ground will probably be so well purified by such filtration that it will be of satisfactory quality . If the water from a new source should be found more satisfactory than that in the filter basin , the latter need ...
... filters through the ground will probably be so well purified by such filtration that it will be of satisfactory quality . If the water from a new source should be found more satisfactory than that in the filter basin , the latter need ...
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Common terms and phrases
Acre Daily Albu Albuminoid albuminoid ammonia Algæ AMMONIA April Asterionella average Bacteria BLACKSTONE RIVER Board of Health Boston Brook cent Chemical Examination Chlorine Chlorococcus cities and towns Cons counties Crenothrix Crustacea Cubic Centi cubic centimeter Cyanophyceæ DATE OF APPEARANCE Day of examination death rate Diatoma Diatomaceæ Difflugia Dinobryon diphtheria diseases Distinct Effluent Examination of Water feet FILTER TANK Fitchburg Fungi gallons per acre Infusoria July June Melosira Merrimack River Microscopical Examination mill minoid Miscellaneous mortality rate Nashua River Navicula Neponset River Nitrates NITROGEN Number of Deaths Number of organisms Number of sample Odor organic matter organisms per cubic Oxygen Peridinium pollution Pond population portion Quantity Applied reservoir RESIDUE ON EVAPORA Rhizopoda samples were collected sand Sept sewage Sewage applied sewer Slight Synedra Tabellaria TION Total Trachelomonas Turbidity typhoid fever Uroglena V.slight Vermes water supply WEEK ENDING Worcester Zoöglæa
Popular passages
Page 697 - Whoever by himself or by his servant or agent, • or as the servant or agent of any other person...
Page xxviii - ... of them are found to contain vermin or to have been made in improper places or under unhealthy conditions, he shall...
Page 7 - ... sewage, having regard to the present and prospective needs and interests of other cities, towns, corporations, firms or individuals which may be affected thereby. It shall also from time to time consult with and advise persons or corporations engaged or...
Page 317 - Report of a Commission Appointed to Consider a General System of Drainage for the Valleys of Mystic, Blackstone and Charles Rivers, 1886 (State publ.).
Page xix - Thus a hard and fast rule, such as has been laid down in some districts where scarlatina has been present, that no child shall go to school from an infected house for three months after the disease has begun in that house, is not to be commended. It is indeed possible that under the circumstances of a particular...
Page xxviii - In any workshop as aforesaid, notify the board of health of the location of such workshop, the nature of the work there carried on, and the number of persons therein employed.
Page xxviii - ... the exercise of such manual labor in a private house or private room by the family dwelling therein...
Page xvii - More rarely, the same questions arise in connection with enteric fever, and diarrhoeal diseases which spread, not so much by direct infection from person to person, as indirectly through the agency of local conditions, such as infected school privies. 4. It will be seen that the article quoted above confers upon sanitary authorities an alternative power with respect to public elementary schools.
Page xxviii - ... shall be subject to the inspection and examination of the inspectors of the district police, for the purpose of ascertaining whether said garments or any of them, or any part or parts thereof, are in cleanly condition and free from vermin and every matter of an infectious or...
Page xviii - Furthermore, as it is rarely possible to provide effectual separation of the sick from the healthy within the homes of children of the class attending public elementary schools, it must commonly be necessary that all children of an infected household should be excluded from school; first, because otherwise such children might attend school while suffering from the disease in a latent form, or at an unrecognised stage, and, secondly, because it is known that infection may attach itself to, and be...