Heron <Alexandrinus> - Heronis Alexandrini spiritalium liber

Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

Table of contents

[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.

[81.] LXXIII.

[82.] LXXIV.

[83.] LXXV.

[84.] LXXVI.

[85.] FINIS.

[86.] QUATUOR THEOREMATA Adjuncta SPIRITALIBUS HERONIS, Per M. Joannem Baptistam Aleottum. Et Conſtructio modi, quo artificialiter repræſentatur ca-nalis aquæ vivæ aquam ejaculans uſque in verticem cujuscunque altæ turris, ſumma facilitate. Ex Italice in Latinum conutrſa.

[87.] Theorema I.

Page: 108 (102)

[88.] Theorema II.

Page: 111 (105)

[89.] Theorema III.

Page: 114 (108)

[90.] Theorema IV.

Page: 118 (112)

118112JO. BAPT. ALEOTTI

Fabricare conclave, in quo quando libitum fuerit, ventus
ſpiret, qui id refrigeret, pro libitu modo lenior, modo
fortior.

Theorema IV.

EXcavetur ſub plano conclavis A B C D E, quantum videbitur ſuffice-
re pro quantitate venti intromittendi, conclave tam latum, quam
iſtud conclave eſt altum, ad minimum pedibus decem; ſitque calce in-
termixtis lapidibus æqualis quantitatis plus minus ſubtiliſſimè ſubacta ſe-
cundum qualitatem calcis optimè oblitum & interlitum: dividaturque in

93[Figure 93] duo conclavia intermedio fornice vel diaphragmata, ut X Y. Quorum
unumquodque ſit 5 pedum, & oblitum. Quotidie per ſpacium octo die-
rum humectetur tectorium, complanetur & poliatur optime opera fabri
murarii, ita ut concavia continere valeant & aërem & aquam,

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