Public Documents of Massachusetts, 34. numberSecretary of the Commonwealth, 1892 |
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Page xx
... continued attendance at school of children with the prevalent disease in a mild or unrecognized form , and a strong case will appear for the closing of schools . If , by reason of the absence or exclusion of a large number of children ...
... continued attendance at school of children with the prevalent disease in a mild or unrecognized form , and a strong case will appear for the closing of schools . If , by reason of the absence or exclusion of a large number of children ...
Page xxii
... continued during the year 1891 the work required by the different sec- tions of this comprehensive act . A portion of the duties therein specified is advisory , and others are experimental , while others still relate to the continued ...
... continued during the year 1891 the work required by the different sec- tions of this comprehensive act . A portion of the duties therein specified is advisory , and others are experimental , while others still relate to the continued ...
Page 6
... continued during the past year , and , as in previous years , they have related largely to the purification of sewage and water by intermittent filtration . In addition to this work , however , a very large amount of chemical and bio ...
... continued during the past year , and , as in previous years , they have related largely to the purification of sewage and water by intermittent filtration . In addition to this work , however , a very large amount of chemical and bio ...
Page 37
... continued on Jan. 6 , 1891. At the former hear- ing , and during the interval , considerable opposition being made to the outlets in the eastern part of the town , that por- tion of the plan having two outlets in the east part of the ...
... continued on Jan. 6 , 1891. At the former hear- ing , and during the interval , considerable opposition being made to the outlets in the eastern part of the town , that por- tion of the plan having two outlets in the east part of the ...
Page 61
... continued up to the present time . The results for the two years ending June 1 , 1889 , may be found in the Special Report of the Board upon the Examination of Water Supplies , 1890 , and for the nineteen months from June 1 , 1889 , to ...
... continued up to the present time . The results for the two years ending June 1 , 1889 , may be found in the Special Report of the Board upon the Examination of Water Supplies , 1890 , and for the nineteen months from June 1 , 1889 , to ...
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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...