Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. -
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The machine reads it as
- suce
- hale a Found weighe. Hay, chough when chectie WeieH e 2 Cplinder oF Mercury, and conte-
- means adhere ro ic; ver wrhen this mas eryed aE-
- rer chie Re admistion of the Air ineo che Receiver
- quenely ot Aix ro cheror ol rhe Armosphere ot any
- siven Diamerer. For a5 1. theSquare ofche Din
- meter ot thie Cylinder aborementioned, is io etie
- Squareofthegiren Diemeter ot che Cylinder Coupt
- che Marbles rhen, on cheir beins broughe co touch (which il ir ere riro Tuches in Diamerer will har
- cach orher, would as Aronsty adhere as ac rhC
- Firs. Fsistory of Firmness, P. 288.
- The Heiehe OF che Armosphere is variouaY con-
- ies Square 4):: (0 is che Weishe oF che Cylinder
- aborementioned, co the Weighe or lac ouSHL
- WVork as in ihe Rule ot Phrec, and von have joux
- jectured: Kepler makes ic abour eishe Miles; buE,
- ocher eminene and lacer Astronomers, especially
- che Learned and Diligene Ricciolus makes ic pro
- Desire.
- In MI. Boples Deseription ot tis Sratieal Baro-
- scope he rells us, Tharhe found a Pillar oF Rir in-
- Vable, char che Armosphere may be ae least sitey cumbene on 2 square Inch, 20 weish 181b. 8 Froy
- Miles high.
- From Which Acconne I calculared the Weighe ot
- MI. Bople maties ihe common Heighe OE che A- che whole Air, all ronnd he Globe, 10 bC
- mosphere when che Mercury in the Baroscope iS aF
- 30 Inches r0 be 35000 Fooc, or seven Miles; buc
- ehis Accounes en a supposicion, chac all our
- Air is of che lame densies and veiehe trom che
- Surtace oF rhe Barch co the cop ol the Atmosphere:
- Wwhich can by no means be suppoled, and cheretore
- herixhely concludes ic must be much more, Nay,
- 8. 990405732203000000 Pounds Froy, wtrich a-
- srees nearty wich che Weishe ot it calculared by
- MIP. Paschal (thoueh he procceded a very differene
- ay) tor he makes itto b0 8. 283889110000000000.
- MP. Halley by undoubred Fxperiments, Foune.
- thac the veiphie oF Mercury 10 Water, i5 45 313
- in his Book against Linas he lusgelts, thac ris pro- co s, or very near ic; and chac che Specitick Cra
- bable ic may be some Fundreds and even Thousands viey OE Air eo Water, i5 25 F r0 800, (0 chac ihC
- et Miles high in cale che Atmosphere De noc a weishe oE Mercury 10 Air 15 25 1080OtOE; and a
- bounded Porrion ot che Air, bur reach as hixh Cylinder OE Air OF 10800 Inohes Or 900 Feet, is
- 26
- iF
- equal to an Inch oF Mercurr; (0 char vere che sir
- The Came Fonourable Philosopher BOr a hollon oF an equal Densirr lite Water, rhe volole Amo-
- Cylinder oF Brals co be exactly curned by 2 500d sphere vould be no more rhan S= Miles hish
- Arrist, Whose Lensch was 3 Inches, and che Bia. and in che Alcent ot every 900 Feet che Baroineter
- merer ot iis Bore just an Inch: This had a Bor- vould Cink an Inch. Bur che Expantion ot che Air
- nom nicely ficced co it; and chen beins Alled wirh encrealins in che lame Proporrion as ene cumbene
- Ouicksilrer (the Weighe oFche Cylinder beins be Weishr ot the Armosphere aecreales, CaL l, as MM
- Fore known) ic held as much as weiphed 170Z. Mercury in the Buroneter Cinks, the upPer ParES
- n Drachm, 45 er. Froy. This beins mulcipiseu s ot che sir are muchmore raritied chan the lorver.
- r0, (becaule rhe Barolcope then hewed che Mer and each Space aulerins r0 an Inch ot duict
- cury r0 be ac 30 er.) pare 141b. 20Z. and abore silver prons prealet all prearer; (0 chac the At.
- 3 drachms Froy, tor che Weishr ot a Column oE mosphere mult be extended ro a much prearer
- Mercury oF an luch in Biamietet, alses senes in heighe.
- L enerb. And (0 much contequen Was i Po decermine the beixht of the Mercury at any as
- WVeisoF2 Column of Air oF an Tnch in Diame- signed beishi of the sir; or havins that siven, te
- cer, and ot chewtiole Lleishe ot che atmospdere.
- find the hecenst os us plabe lbere the Barometer
- Hence, knomins che Proporrions oF Cylinders, stands.
- (mhich sec under Cxlinder) eis easie ro calculare) Since the Expansion ot che sir is Reciprocally
- Receirer vas cracnaleu, ee es Marble beins
- tet donn co touch che ocher, ic ould by no
Cite
Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. - . Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/806933011:0095?run=74