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 45
... plates , ( iii , iii ) Two middle plates , ( iv , iv ) which , joined together , form a tight box , with winding passages in it for warm- ing the air . A front plate , ( v ) A top plate , ( vi ) These are all cast of iron , with ...
... plates , ( iii , iii ) Two middle plates , ( iv , iv ) which , joined together , form a tight box , with winding passages in it for warm- ing the air . A front plate , ( v ) A top plate , ( vi ) These are all cast of iron , with ...
Seite 46
... plate has a pair of ears , M , N , answer- able to those in the bottom plate , and perforated for the same purpose ; it has also a pair of ledges running round the under side , to receive the top edges of the front , back , and side ...
... plate has a pair of ears , M , N , answer- able to those in the bottom plate , and perforated for the same purpose ; it has also a pair of ledges running round the under side , to receive the top edges of the front , back , and side ...
Seite 48
... plate to the holes in the bottom plate , heating , as it passes , both plates of the air - box , and the said back plate ; the front plate , bottom and side plates are also all heated at the same time . The smoke proceeds in the passage ...
... plate to the holes in the bottom plate , heating , as it passes , both plates of the air - box , and the said back plate ; the front plate , bottom and side plates are also all heated at the same time . The smoke proceeds in the passage ...
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