The Works of Benjamin Franklin: Containing Several Political and Historical Tracts Not Included in Any Former Edition, and Many Letters, Official and Private, Not Hitherto Published; with Notes and a Life of the Author, Band 6Childs & Peterson, 1840 |
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Seite 515
... funnels may be larger , and that those of the shorter funnels should be smaller . For , if there be a large opening to a chimney that does not draw strong- ly , the funnel may happen to be furnished with the air it demands by a partial ...
... funnels may be larger , and that those of the shorter funnels should be smaller . For , if there be a large opening to a chimney that does not draw strong- ly , the funnel may happen to be furnished with the air it demands by a partial ...
Seite 523
... funnels , though not descending from any com- manding eminence . This case is most frequent where the funnel is short , and the opening turned from the wind . It is the more grievous , when it happens to be a cold wind that produces the ...
... funnels , though not descending from any com- manding eminence . This case is most frequent where the funnel is short , and the opening turned from the wind . It is the more grievous , when it happens to be a cold wind that produces the ...
Seite 539
... funnel close to the grate , so as to have only an iron plate between the fire and the funnel , through which plate , the air in the funnel being heated , it will be sure to draw well , and force the smoke to de- scend , as in Plate XIV ...
... funnel close to the grate , so as to have only an iron plate between the fire and the funnel , through which plate , the air in the funnel being heated , it will be sure to draw well , and force the smoke to de- scend , as in Plate XIV ...
Inhalt
I | 3 |
Causes of Earthquakes 15 December 1737 | 14 |
To CADWALLADER COLDEN | 25 |
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air-box appears ascending body bottom plate CADWALLADER COLDEN cause celerity chimney cloud coals cold air common continually DEAR SIR degree descending diameter distance earth EDITOR effect electricity equal experiment false back fire fire-place flame fluid force FRANKLIN fresh funnel give glass Gulf Stream heat hollow hygrometer inches ingenious iron JARED ELIOT JOSEPH PRIESTLEY kind less letter light London magic squares matter mentioned moisture motion move obliged observed occasion paper particles pass passage perhaps perspirable Philadelphia Philosophical piece pleasure present printed quantity rarefied received red clover rise river round Royal Society salt ship side Sir John Pringle smoke specific gravity spout stove suppose surface thing Thomas Hopkinson tion Transit of Mercury transit of Venus vapor vessel warm air waves weight whirl whirlwind whole wind wood