| Michigan. Legislature - 1848 - 614 σελίδες
...pass nut of the room, or to cool it when it has become too warm, NOT TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, or otherwise.... | |
| Michigan. Legislature - 1848 - 550 σελίδες
...out of the room, or to cool it when it has become too 11-11 mi, NOT TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, or otherwise.... | |
| Henry Barnard - 1848 - 414 σελίδες
...pass out of the room. or to cool it when it has become too warm, not TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, or otherwise.... | |
| Henry Barnard - 1848 - 372 σελίδες
...pass out of the room, or to cool it when it has become too warm, not TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...ventilation, is to lower the upper sash of the windows, or, jn very cold or stormy weather, to open a ventilator in the ceiling, and allow the vitiated air to... | |
| Ira Mayhew - 1850 - 476 σελίδες
...pass out of the room, or to cool it when -it has become too warm, not to ventilate it. Ventilation by opening a door or raising the windows is imperfect,...injurious. A more effectual and safer method of ventilation consists in lowering the upper sash of the window. In very cold or stormy weather, a ventilator in... | |
| Michigan. Department of Public Instruction - 1852 - 666 σελίδες
...pass out of the room, or to cool it when it has become too warm, NOT то VENTILATE IT. Ventilation by opening a door or raising the windows, is imperfect...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, or otherwise.... | |
| Henry Barnard - 1855 - 476 σελίδες
...pass out of the room, or to cool it when it has become too warm, not TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, of otherwise.... | |
| John M. Gregory - 1859 - 438 σελίδες
...pass out of the room, or to cool it when it has become too warm, NOT TO VENTTLATB IT. Ventilation, by opening a door or raising the windows, is imperfect,...A more effectual and safer method of ventilation, where special arrangements have not been provided for the purpose, is to lower the upper sash of the... | |
| 1859 - 434 σελίδες
...pass out of the room, or to cool it when it has become too warm, NOT TO VENTILATB IT. Ventilation, by opening a door or raising the windows, is imperfect,...A more effectual and safer method of ventilation, where special arrangements have not been provided for the purpose, is to lower the upper sash of the... | |
| 1860 - 664 σελίδες
...out of the room, or to cool, it when it has become too icarm, not TO VENTILATE IT. Ventilation, by opening a door or raising the windows, is imperfect,...escape into the attic. In this case, there should be a free communication between the attic and the outer air, by means of a lattice window, or otherwise.... | |
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