Agricola, Georg
,
De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ...
,
1556
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1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 330
331 - 360
361 - 390
391 - 420
421 - 450
451 - 480
481 - 510
511 - 540
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archimedes
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<
text
>
<
body
>
<
chap
id
="
N10018
">
<
p
id
="
N14643
"
type
="
main
">
<
s
id
="
N1466D
">
<
pb
pagenum
="
178
"
xlink:href
="
001/01/188.jpg
"/>
quin etiam ferreum
<
expan
abbr
="
bacillũ
">bacillum</
expan
>
, in oris ſpeciem formatum, in infimo prioris par
<
lb
/>
tis bacillo includitur: quod os æquè ac lactericiæ fornaculæ, altum eſt pal
<
lb
/>
mum, latum quinque digitos. </
s
>
<
s
id
="
N14687
">Tum prius infimi ordinis bacillum tranſuerſa
<
lb
/>
rium ad
<
expan
abbr
="
utrũque
">utrunque</
expan
>
oris latus perforatum eſt, ſimilique modo poſterius: per quæ
<
lb
/>
foramina penetrant duo baccilla ferrea, quæ cùm ipſa, tum quatuor infi
<
lb
/>
mi ordinis bacilla ſuſtinent bracteam
<
expan
abbr
="
ferreã
">ferream</
expan
>
luto oblitam: cuius etiam pars
<
lb
/>
è fornacula extat: inferiora quoque fornaculæ latera ab infimo bacillorum or
<
lb
/>
dine uſque ad ſupremum bracteis ferreis teguntur: quæ filis ferreis
<
expan
abbr
="
affigũtur
">affiguntur</
expan
>
<
lb
/>
ad bacilla, lutoque oblinuntur, ut quàm diutiſſime uim ignium ferre poſſint. </
s
>
<
s
id
="
N146A2
">
<
lb
/>
At fictilem fornaculam ex terra pingui & ſpiſſa & mediocri, quod ad molli
<
lb
/>
tudinem et duriciem attinet, fingere conuenit. </
s
>
<
s
id
="
N146A8
">Ea uerò ferè eandem habet al
<
lb
/>
titudinem quam ferrea: eiusque pes conſtat ex duabus tabulis fictilibus, lon
<
lb
/>
gis pedem & tres palmos, latis pedem & palmum. </
s
>
<
s
id
="
N146AF
">Vtriuſque
<
expan
abbr
="
aũt
">aut</
expan
>
tabulæ par
<
lb
/>
tis prioris utrunque latus ſic ſenſim eſt reciſum ad palmi
<
expan
abbr
="
longitudinẽ
">longitudinem</
expan
>
, ut tan
<
lb
/>
tummodo latum fiat ſemipedem & digitum: quæ pars eminet è fornacula. </
s
>
<
s
id
="
N146BE
">
<
lb
/>
Sed tabulæ ſunt craſſæ ferè ſeſquidigitum: ſimiliter fictiles parietes, qui ad
<
lb
/>
digitum tranſuerſum à margine
<
expan
abbr
="
ſtatuũtur
">ſtatuuntur</
expan
>
ſuper inferiorem tabulam, quique
<
lb
/>
ſuperiorem eodem modo ſuſtinent. </
s
>
<
s
id
="
N146CA
">Sunt uerò parietes alti tres digitos, ha
<
lb
/>
bentes foramina quatuor, quæ ſingula alta ſunt circiter ternos digitos: ſed
<
lb
/>
poſterioris quidem partis & utriuſque lateris lata ſunt quinque digitos: prio
<
lb
/>
ris uerò latum eſt ſeſquipalmum, ut eò
<
expan
abbr
="
cõmodius
">commodius</
expan
>
in ipſum pedem, cùm
<
expan
abbr
="
cõcaluerit
">con
<
lb
/>
caluerit</
expan
>
imponi poſſint catilli cinerei nuper facti, ibique exiccari. </
s
>
<
s
id
="
N146DD
">
<
expan
abbr
="
Verũ
">Verum</
expan
>
utraque
<
lb
/>
tabula ideo exteriori parte filo ferreo, in
<
expan
abbr
="
eã
">eam</
expan
>
<
expan
abbr
="
imp̃ſſo
">impreſſo</
expan
>
, uincitur, ut minus
<
expan
abbr
="
frãgatur
">franga
<
lb
/>
tur</
expan
>
: utraque
<
expan
abbr
="
etiã
">etiam</
expan
>
<
expan
abbr
="
nõ
">non</
expan
>
aliter ac bractea ferrea, iccirco tria habet foramina longa
<
lb
/>
tres digitos, lata digitum, ut cùm ſuperior propter ignium uim, aut propter
<
lb
/>
aliam cauſam uitium fecerit, inferior pede inuerſo in eius
<
expan
abbr
="
locũ
">locum</
expan
>
ſuccedat: per
<
lb
/>
ea foramina & cinis ex prunis, ut dixi, decidit, & fornaculæ inſpiratur aura
<
lb
/>
penetrans in cameram per parietum foramina. </
s
>
<
s
id
="
N14707
">Ipſa uerò fornacula quadran
<
lb
/>
gula eſt: inferiori eius parte intus lata palmos tres & digitum unum, longa
<
lb
/>
palmos tres & totidem digitos: ſuperiori lata palmos duos & digitos tres,
<
lb
/>
ut etiam ipſa fiat anguſtior: Alta autem eſt pedem. </
s
>
<
s
id
="
N14710
">Poſterior
<
expan
abbr
="
etiã
">etiam</
expan
>
eius pars
<
lb
/>
inferius in medio exciſa eſt in modum ſemicirculi, qui ſit ſemidigitum altus:
<
lb
/>
pari modo latus utrunque: atque non ſecus ac fornacula in priori eius parte ha
<
lb
/>
bet os ſuperius rotundum, altum palmum, latum palmum &
<
expan
abbr
="
digitũ
">digitum</
expan
>
: cuius
<
lb
/>
fores feneſtrati etiam ex terra ſunt, habentque anſam. </
s
>
<
s
id
="
N14723
">Quin operculum forna
<
lb
/>
culæ ex terra factum ſuam habet anſam, filoque ferreo uincitur: tum ipſius for
<
lb
/>
naculæ exteriorem
<
expan
abbr
="
partẽ
">partem</
expan
>
utranque & latus utrunque fila ferrea
<
expan
abbr
="
uinciũt
">uinciunt</
expan
>
: ex qui
<
lb
/>
bus impreſſis triangulorum formæ ſolent effici. </
s
>
<
s
id
="
N14734
">Fornaculæ
<
expan
abbr
="
aũt
">aut</
expan
>
latericiæ
<
lb
/>
manent ac fixæ ſunt, fictiles uerò & ferreæ ex uno loco portantur ad
<
expan
abbr
="
alterũ
">alterum</
expan
>
:
<
lb
/>
atque latericiæ citius parari poſſunt, ferreæ magis durant, fictiles ſunt aptio
<
lb
/>
res. </
s
>
<
s
id
="
N14745
">Metallici præterea faciunt fornaculas temporarias hoc modo. </
s
>
<
s
id
="
N14748
">Late
<
lb
/>
res tres ſupra focum ſtatuunt, utrinque unum, tertium à tergo: pars prior pa
<
lb
/>
tet flatui: his lateribus imponunt bracteam ferream: cui rurſus tres lateres,
<
lb
/>
qui carbones arceant & contineant. </
s
>
<
s
id
="
N14751
">Sed loco fornacula alia ab alia differt,
<
lb
/>
quòd quædam in altiori collocetur, quædam in humiliori. </
s
>
<
s
id
="
N14756
">Ea uerò locatur </
s
>
</
p
>
</
chap
>
</
body
>
</
text
>
</
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