lectures on ventilation

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LECTURES ON VENTILATION - 1867 - CONTENTS - LECTURE I. Philadelphia a healthy city-Owing to the superior rentilation of its houses-But the theory of ventilation still imperfectly understood-About forty per cent. of all deaths due to foul air-The death rate for 1866-Expense of unnecessary sickness-In London-In Illassachusetts-In New York-In Philadelphia-Consumption the result of breathing impure air-Entirely preventable-Infantile mortality-lteport on warming and ventilating the Capitol-Copies of various tables therefrom-Carbonic acid taken as the test, but not infallible - The uniform lmrity of the external atmosphere-Illustrated by the city of Afanehester-Overflowed lands unhealthy-Air of Paris, London and other cities-Carbonic acid in houses-Here we find the cnrse of foul air-Our own breath is our greatest enemy-Scavengers more healthy than factory operatives - Wonderful cures of consumption by placing the patients in cow etables-City buildings prevent ventilation, consequently are unhealthy-The air fro-2 the filthiest street more whole oi th aen closc bed-room air-Unfortuhak prejudice against night air-Dr Franklins opinion of night air-Comparvl with the instructions of the Board of Health, 1866-Sleeping with open windows-Fire not objectionable-X small room ventilated is better than a large roon n ot ventilated-Illustration-Fresh air at night prevents cholera - Illustrated by Nem York r l i h o s - HDarm. i ltons report-Night air just as healthy as day air-Candle extinguished by the breath-The breath falls instead of rises-Children near the floor Billed first-Physicians certificates do not state lcilled by foul air -Open fire-places are excellent ventilators-All fire-boards should be used for kindling vood-Illustration showing when ceiling ventilation is necessary - . . . . . . PAGE3 LECTURE 11...
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1112574867

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