. Dr. Evans' How to keep well; . Agricultural draintile pipe sptrips of far paperlaid over-fops of Joints /-/ol/ow brick/a/d radially Manhole frame and cover. Virginia Health News. /?////. | era | ? ? no a ? \/-7 /!?? a ? °°WJ ]??!?? an ? ? \/ |OD ? ? ? ?IX Derails of Hollow Brick Fig, 493,—Hollow Brick Cesspool with Overflow into Agricultural Tile, 1210 VENTILATION—HEATING—HUMIDITY by the difference between wet and dry bulb. When the dry bulb is at T0°and the wet bulb is at 62° the humidity is about right. Humidity Discussed.—Mrs. W. B. writes: Please tell me how hotwater radiators can he fix

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. Dr. Evans' How to keep well; . Agricultural draintile pipe sptrips of far paperlaid over-fops of Joints /-/ol/ow brick/a/d radially Manhole frame and cover. Virginia Health News. /?////. | era | ? ? no a ? \/-7 /!?? a ? °°WJ ]??!?? an ? ? \/ |OD ? ? ? ?IX Derails of Hollow Brick Fig, 493,—Hollow Brick Cesspool with Overflow into Agricultural Tile, 1210 VENTILATION—HEATING—HUMIDITY by the difference between wet and dry bulb. When the dry bulb is at T0°and the wet bulb is at 62° the humidity is about right. Humidity Discussed.—Mrs. W. B. writes: Please tell me how hotwater radiators can he fixed so there will be enough humidity in the room. Reply.—I do not know any satisfactory way to humidify the air ofa room heated by hot water. Pans attached to the radiator do not furnishenough moisture. Perhaps some reader will propose a plan. Air Too Dry.—Reader writes: I have been bothered this winter withan itching on my body. No breaking out is visible until the skin has / monfrofe T/ghf manho/e PnA -w a Q t> . ? &. 0 & &. ?* * ^ 1 r H DOSING TANK

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