Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

Table of contents

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[51.] XLIII.
[52.] XLIV.
[53.] XLV.
[54.] XLVI.
[55.] XLVII.
[56.] XLVIII.
[57.] XLIX.
[59.] LI.
[60.] LII.
[61.] LIII.
[62.] LIV.
[63.] LV.
[64.] LVI.
[65.] LVII.
[66.] LVIII.
[67.] LIX.
[68.] LX.
[69.] LXI.
[70.] LXII.
[71.] LXIII.
[72.] LXIV.
[73.] LXV.
[74.] LXVI.
[75.] LXVII.
[76.] LXVIII.
[77.] LXIX.
[78.] LXX.
[79.] LXXI.
[80.] LXXII.
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page |< < (52) of 131 > >|
5852HERONIS43[Figure 43] tubum in vas B C, aëre per E F egrediente, qui quidem cum in vas A D
procedat, humorem in ipſo contentum per tubum K L M in labellum ex-
primit:
hic autem rurſus in vas B C delatus exprimit ſimiliter aërem, qui
eft in ipſo:
atque is rurſus aquam, quæ eſt in vaſe A D exprimit in la-
bellum, &
hoc tamdiu erit, quoad aqua, quæ in vaſe A D continetur,
evacuata fuerit.
Oportebit autem tubum MLK per os utris eſſe, & omni-
no tenuem exiſtere, ut demonſtratio hæc longiori tempore permaneat.
XXXVII.
Sacelli conſtructio, ut igne accenſo valvæ ſponte aperian-
tur, &
eo extincto rurſus claudantur.
Sit prædictum ſacellum in baſi A B C D, ſupra quam arula E D collo-
cetur:
& per arulam impellatur tubus G F, cujus ofculum quidem F ſit
intra ipſam arulam, oſculum vero G in ſphæra quadam H comprehen-
datur à centro ipſius parum diſtans:
coarctetur autem ſphæra ipſi tubo
G F:
ſitque in ſphæra inflexus ſiphon K L M, & valvarum cardines in
partem inferiorem extendantur, &
expedite convertantur in cnodacibus,
qui ſunt in baſi A B C D.
Ex cardinibus catenulæ in unum coactæ per
trochleam ad vas N X concavum &
ſuſpenſum religentur; alteræ vero
catenulæ cardinibus obvolutæ, ſuperioribuſque contrariæ, &
in

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