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Image from page 1298 of "Dr. Evans' How to keep well;" (1917) | by Internet Archive Book Images
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Image from page 1298 of "Dr. Evans' How to keep well;" (1917)

Identifier: drevanshowtokee00evan

Title: Dr. Evans' How to keep well;

Year: 1917 (1910s)

Authors: Evans, William Augustus, 1865- [from old catalog]

Subjects: Medicine, Popular Hygiene Sanitation

Publisher: New York, Pub. for Sears, Roebuck and co. by D. Appleton and company

Contributing Library: The Library of Congress

Digitizing Sponsor: The Library of Congress

 

 

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Text Appearing Before Image:

ntenance. On windy days the rooms on the windward side would require no exhaust.The fan work would then be limited to the rooms on the lee side. These itemswould much more than offset the cost of a steam or hot water installation.Besides, it would cost less to heat and humidify when the temperature was 68° SCHOOLS 1241 than to heat and not humidify where the temperature was kept at 72°. Heating and Ventilation of the One-Room School.—The one-roomschool generally stands exposed to the wind. Its walls should be well insulatedand its windows well chinked and provided with storm sashes. There shouldbe deadening beneath the floor because at best the floor will be cold. Thetemperature of the room must not go above 68° and the wet bulb must standas high as 56°. The room must be blown out by opening the doors at leastthree times during each day and the children must come from play into a roomwith a temperature of 60°. We will assume that the room is heated by a stove located toward the

 

Text Appearing After Image:

|H i Illinois Dept. of Public Instruction. Fig. 504.—Showing Stairway to Basement. center. The stove must be jacketed so that air flows between the jacket and thehot iron wall. It must be set close to the floor and be provided with perfora-tions in the jacket to suck in cold air from the floor zone and warm it up.Fresh air should be taken through pipes which lead from underneath the houseto the jacket and space around the stove. These ducts should be providedwith dampers. Outlets provided with dampers should open through the roof or into anunused attic where there is one. At least one outlet should be around thestovepipe to get the lift of the heat in the pipe as a means of emptying thefoul air from the room. If it is necessary to economize fuel some of the freshair can be brought in through a tube within or alongside the stovepipe so asto use some of the waste heat of the smoke to preheat the fresh air. In order to moisten the air the upper part of the stove should be occupiedby a

 

 

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