. Dr. Evans' How to keep well; . st one window must be raised to the fullmust be below 50°. She must not neglect her minor ills. She must remember that colds arecontagious. She must keep her distance from children who have contagion ofone form or another. If, perchance, she contracts a cold she must notneglect it. And finally, let her have a care for the comfort of her feetand her eyes. Heating Schoolrooms.—W. B. writes: Noticing a few days ago inyour department some allusion to the heating of and fresh air in schoolbuildings, I am impelled to inquire how long is required to empty an ordi-nary
. Dr. Evans' How to keep well; . st one window must be raised to the fullmust be below 50°. She must not neglect her minor ills. She must remember that colds arecontagious. She must keep her distance from children who have contagion ofone form or another. If, perchance, she contracts a cold she must notneglect it. And finally, let her have a care for the comfort of her feetand her eyes. Heating Schoolrooms.—W. B. writes: Noticing a few days ago inyour department some allusion to the heating of and fresh air in schoolbuildings, I am impelled to inquire how long is required to empty an ordi-nary schoolroom of bad air—that is, how long should the half-dozen win-dows with which the average room is provided be kept open to allow theescape of all the bad air in it? Being a member of a school board with anumber of buildings under its care, it often happens that this teacher orthat has ideas concerning heating and ventilation that do not correspondwith the ideas of janitors or of members of the board. Recently a teacher. Virginia Health Bulletin. Fig. 513.—Jacketed Stove for Heating and Venti-lating One-Room Schools. The room temperature in winter 1266 HOSPITALS—SCHOOLS sent word to a member of the board that her schoolroom was too cold, andthat unless something could be done at once school would have to be dis-missed for the day. Investigation showed that the janitor had livened up
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