Agricola, Georg
,
De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ...
,
1556
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p
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N1BD18
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main
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<
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370
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decim: à quo primus, qui eſt ad flumen, diſtet pedibus quindecim, poſtre
<
lb
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mus decem & nouem: uterque longus ſit pedes ſex & triginta, altus quatuor
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lb
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decim: ſed ex primi muri capite murus
<
expan
abbr
="
trãſuerſus
">tranſuerſus</
expan
>
pertineat ad caput poſtre
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lb
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mi muri: deinde poſt pedes quindecim ex eodem muro primò alter murus
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lb
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tranſuerſus ductus ſit ad caput muri medij. </
s
>
<
s
id
="
N1BF4F
">In hoc ſpacio, quod eſt inter du
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lb
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os iſtos muros tranſuerſos, collocentur pila, quibus uenæ & alia ad eas ex
<
lb
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coquendas neceſſaria frangantur: à primi quoque muri poſteriore capite ter
<
lb
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tius murus tranſuerſus perductus ſit ad alterum caput muri medij, & ab eo
<
lb
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dem ad caput muri poſtremi. </
s
>
<
s
id
="
N1BF5A
">Spacium autem, quod eſt inter ſecundum &
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lb
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tertium murum tranſuerſum, & inter poſtremum & medium murum lon
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lb
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gum, contineat ſecundam fornacem, in qua plumbum ſeparatur ab auro uel
<
lb
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argento, cuius camini paries rectus ſtatuatur ſuper
<
expan
abbr
="
mediũ
">medium</
expan
>
<
expan
abbr
="
murũ
">murum</
expan
>
, obliquus
<
lb
/>
ſuper trabem, quæ ex ſecundo muro tranſuerſo pertineat ad tertium: ea ita
<
lb
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locata ſit, ut pedibus tredecim diſtet à medio muro longo, quatuor à poſtre
<
lb
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mo: ipſa uerò craſſa & lata ſit pedes duos: à terra ſurſum uerſus ad
<
expan
abbr
="
trabẽ
">trabem</
expan
>
<
expan
abbr
="
hãc
">hanc</
expan
>
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lb
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longam ſint pedes duodecim. </
s
>
<
s
id
="
N1BF7B
">Quinetiam ne paries obliquus incidat in re
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lb
/>
ctum: caueatur partim crebris bacillis ferreis, partim raris tignis luto obdu
<
lb
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ctis, quæ utraque è tignis parietis obliqui ad tigna recti
<
expan
abbr
="
pertineãt
">pertineant</
expan
>
. </
s
>
<
s
id
="
N1BF86
">Poſtremò
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lb
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tectum eodem modo ſe habeat, quo
<
expan
abbr
="
tectũ
">tectum</
expan
>
officinæ, in qua uenæ excoquun
<
lb
/>
tur: ſed in ſpacio, quod eſt inter medium & primum murum longum, & in
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lb
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ter primum & tertium murum tranſuerſum ſint folles, machina, quæ eos de
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lb
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primit, organum, quod eoſdem diducit. </
s
>
<
s
id
="
N1BF95
">Vnum etiam tympanum, quod eſt
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lb
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ad axem rotæ, habens fuſos moueat tympanum dentatum axis, cuius den
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lb
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tes longi follium tigilla deprimunt, & tympanum dentatum axis, cuius den
<
lb
/>
tes longi, pilorum dentes longos attollunt: ſed
<
expan
abbr
="
cõtrario
">contrario</
expan
>
modo: ut ſi dentes
<
lb
/>
deprimentes tigilla follium uoluantur à ſeptentrione ad meridiem: contrà
<
lb
/>
dentes longi attollentes
<
expan
abbr
="
pilorũ
">pilorum</
expan
>
dentes longos uerſentur à meridie in ſepten
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lb
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trionem. </
s
>
<
s
id
="
N1BFAC
">Verùm plumbum ab auro uel argento ſecernitur in hac
<
expan
abbr
="
ſecũda
">ſecunda</
expan
>
<
lb
/>
fornace: cuius ſtructura conſtat ex ſaxis quadrangulis, ex duobus muris in
<
lb
/>
terioribus, quorum alter
<
expan
abbr
="
alterũ
">alterum</
expan
>
tranſuerſus ſecat, ex orbe, ex operculo. </
s
>
<
s
id
="
N1BFBB
">Ipſe
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lb
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uerò catinus conficitur ex puluere terreno & cinere: ſed primò de ſtructura
<
lb
/>
atque adeo de ſaxis
<
expan
abbr
="
quadrãgulis
">quadrangulis</
expan
>
dicam: ea ſint alta pedes quatuor, & palmos
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lb
/>
tres, craſſa pedem: ab imo ſurſum uerſus ad pedes duos, & palmos tres, inte
<
lb
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riore & ſuprema parte ad
<
expan
abbr
="
palmũ
">palmum</
expan
>
prorſus exciſa ſint, ut ſaxeus orbis in ipſis
<
lb
/>
iacere poſſit. </
s
>
<
s
id
="
N1BFD0
">Solent
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expan
abbr
="
autẽ
">autem</
expan
>
plerunque eſſe numero quatuordecim: atque lata ex
<
lb
/>
teriore parte pedem &
<
expan
abbr
="
palmũ
">palmum</
expan
>
, interiore anguſtiora: quod interior circulus
<
lb
/>
multo ſit anguſtior exteriore. </
s
>
<
s
id
="
N1BFDF
">Quod ſi latiora fuerint, minus multa eſſe ne
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lb
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ceſſe eſt: ſi anguſtiora, plura. </
s
>
<
s
id
="
N1BFE4
">In terram fodiantur altitudine pedis & palmi:
<
lb
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ſuperius ſemper bina quæque proxima fibula ferrea connectantur: cuius cu
<
lb
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ſpides in eorum foramina includantur, & in eadem plumbum liquidum in
<
lb
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fundatur: ſed ea ſtructura ſaxea habeat ſpiritalia foramina ſex à terra, ſurſum
<
lb
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uerſus ad pedem: atque ita ab ima ſaxorum parte ad pedes duos & palmum:
<
lb
/>
quorum quodque ſit inter bina ſaxa altum palmos duos, latum
<
expan
abbr
="
palmũ
">palmum</
expan
>
& di
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lb
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gitos tres. </
s
>
<
s
id
="
N1BFF7
">Vnum ſit à dextro latere inter murum, qui murum
<
expan
abbr
="
principalẽ
">principalem</
expan
>
ab
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lb
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igni tuetur, &
<
expan
abbr
="
canaliculũ
">canaliculum</
expan
>
, per quem ſpuma
<
expan
abbr
="
argẽti
">argenti</
expan
>
ex fornacis catino effluit. </
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