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" ... merely by throwing open, for a moment, a door opening into some passage from whence fresh air may be had, and the upper part of a window; or by opening the upper part of one window, and the lower part of another. "
The New Wonderful Museum, and Extraordinary Magazine:: Being a Complete ... - Page 2405
by William Granger - 1807
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Essays, political, economical and philosophical, Volume 1

sir Benjamin Thompson (count Rumford.) - 1796 - 540 pages
...and this merely by throwing open for a moment a door opening into fome paflage from whence frefh air may be had, and the upper part of a window ; or by...the door and window to be open more than one minute ; in this fhort time the walls of the room will not be fenfibly cooled, and the frefh air which conies...
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The Monthly Visitor, and Entertaining Pocket Companion, Volume 7

1799 - 458 pages
...and tlm merely by throwing open for a moment a door opening into fome paffaje from whence frefli air may be had, and the upper part of a window ; or by...ventilating the room, even when it is done in the moll complete manner, will never require the door and window to be open more than one minute ; in this...
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Essays, Political, Economical, and Philosophical, Volume 1

Benjamin Graf von Rumford - 1800 - 512 pages
...and this merely by throwing open for a moment a door opening into fome paflage from whence frefh air may be had, and the upper part of a window ; or by...ventilating the room, even .when it is done in the moll complete manner, will never require the door and window to be open more than one minute ; in this...
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The Operative Chemist: Being a Practical Display of the Arts and ...

Samuel Frederick Gray - 1828 - 1118 pages
...respiration, merely by throwing open, for a moment, a door opening into some passage from whence fresh air may be had, and the upper part of a window ; or by...window, and the lower part of another. And as the opcratioa of ventilating the room, even when it is done in the most complete manner, will never require...
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The Chemistry of the Arts: Being a Practical Display of the Arts ..., Volume 1

Samuel Frederick Gray - 1830 - 480 pages
...respiration, merely by throwing open, for a moment, a door opening into some passage from whence fresh air may be had, and the upper part of a window; or by...ventilating the room, even when it is done in the most complete manner, will never require the door and window to be open more than one minute, in this...
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The Chemistry of the Arts: Being a Practical Display of the Arts and ...

Samuel Frederick Gray, Arthur Livermore Porter - 1830 - 482 pages
...respiration, merely by throwing open, for a moment, a door opening into some passage from whence fresh air may be had, and the upper part of a window; or by...ventilating the room, even when it is done in the most complete manner, will never require the door and window to be open more than one minute, in this...
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On the History and Art of Warming and Ventilating Rooms and ..., Volume 2

Robert Stuart - 1845 - 350 pages
...Arts, vol. ii. p. 405. a moment a door opening into some passage, from whence fresh air may be had; the upper part of a window ; or by opening the upper...part of one window, and the lower part of another. As long as any fire is kept up in the room, there is so considerable a current up the chimney, notwithstanding...
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Rumford Fireplaces and how They are Made

Benjamin Graf von Rumford - 1906 - 242 pages
...and this merely by throwing open for a moment a door opening into some passage from whence fresh air may be had, and the upper part of a window ; or by...ventilating the room, even when it is done in the most complete manner, will never require the door and window to be open more than one minute ; in this...
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Ventilation: Report of the New York State Commission on Ventilation ...

New York (State). Commission on Ventilation - 1923 - 664 pages
...merely by throwing open for a moment a door opening into some passage, from whence fresh air may be had; the upper part of a window; or by opening the upper...part of one window, and the lower part of another. As long as any fire is kept up in the room, there is so considerable a current up the chimney, notwithstanding...
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Ventilation: Report of the New York State Commission on Ventilation ...

New York (State). Commission on Ventilation - 1923 - 656 pages
...merely by throwing open for a moment a door opening into some passage, from whence fresh air may be had; the upper part of a window; or by opening the upper part of one window, andjfthe lower part of another. As long as any fire is kept up in the room, there is so considerable...
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