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Hygiene of occupation
Hygiene ok camps
Hygiene of the naval and mebchant marine
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adulteration ammonia amount animal atmosphere become Board of Health body camp carbonic acid catarrh cause cent chloride cholera color common contain danger death-rate deaths diarrhoea disease disinfection dust effect England epidemic exposed exposure fatal feet frequently fumes gases germs heat Hirt hospital hydrochloric acid hydrogen hygienic impurities inches increased infants infection inhalation injurious iron labor less liable lime lungs malarial manufacture means medical officer method milk miners mortality mucous membrane nations nitric acid nuisance occupation occur odor offensive organic matter persons phthisis poison population prevent produce proportion putrefaction quantity quarantine regimental registration removed render Report salt scarlet fever scurvy sick small-pox Smell smoke solution specific gravity statistics substances sulphate sulphuric acid symptoms syphilis temperature tents tion vaccination vapors vegetable ventilation vessel water-supply whooping-cough workmen yards yellow fever York