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 48
... smoke apart . P The passage under the false back and part of the hearth for the smoke . The arrows show the course of the smoke . The fire being made at A , the flame and smoke will ascend and strike the top T , which will thereby ...
... smoke apart . P The passage under the false back and part of the hearth for the smoke . The arrows show the course of the smoke . The fire being made at A , the flame and smoke will ascend and strike the top T , which will thereby ...
Seite 509
... smoke ; but , having still the same height and the same opening below , have per- formed no better than their predecessors . What is it then which makes a smoky chimney ; that is , a chimney which , instead of conveying up all the smoke ...
... smoke ; but , having still the same height and the same opening below , have per- formed no better than their predecessors . What is it then which makes a smoky chimney ; that is , a chimney which , instead of conveying up all the smoke ...
Seite 554
... smoke which you see as it rises , but it affords you no rays of warmth . One may obtain some notion of the quantity of fuel thus wasted in smoke , by reflecting on the quantity of soot that a few weeks firing will lodge against the ...
... smoke which you see as it rises , but it affords you no rays of warmth . One may obtain some notion of the quantity of fuel thus wasted in smoke , by reflecting on the quantity of soot that a few weeks firing will lodge against the ...
Inhalt
A Proposal for promoting Useful Knowledge among | 14 |
TO CADWALLADER COLDEN 4 November 1743 | 25 |
CADWALLADER COLDEN TO B FRANKLIN Dec 1744 | 32 |
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air-box America appears Aurora Borealis boat body CADWALLADER COLDEN catarrhs cause chimney cloud coals cold air common conductor continue cool Copley Medal DEAR SIR degree descending diameter distance earth EDITOR effect electricity England equal experiment feet fire fire-place flame fluid force FRANKLIN fresh funnel give glass Gulf Stream heat hygrometer inches ingenious iron JOSEPH PRIESTLEY kind letter light London magic squares mentioned mercury miles moisture motion move observed occasion paper particles pass passage perhaps perspirable Philadelphia Philosophical piece pleasure present putrid quantity rarefied received rise river round Royal Society sail salt ship side Sir John Pringle Sir William Hamilton smoke soon sound specific gravity spout stove suppose surface thing tion transit of Venus upper vapor vessel waves weight whirlwind whole wind wood