Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556
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            <p id="N1C657" type="main">
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              tignum quernum: duo enim ſunt ſic tranſuerſa locata, ut unius forma, quæ
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              in eius parte media eſt, in alterius formam, quæ item in eius parte media eſt,
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              includatur, crucisque ſpeciem
                <expan abbr="præbeãt">præbeant</expan>
              : quorum tignorum utrunque longum
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              eſt pedes tres, latum & craſſum pedem. </s>
              <s id="N1C672">At ſuperius axis caput teres eſt: nam
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              ſic exciſum, ut latum ſit palmos tres: id uertitur in dimidiata armilla, utrinque
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              infixa in trabe, cui paries camini obliquus innititur. </s>
              <s id="N1C679">Ad axem uerò affixum
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              eſt loculamentum: etenim primò ſurſum uerſus ad cubiti altitudinem in for
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              ma axis incluſum eſt tigillum, longum, exceptis capitulis, cubitum & digi­
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              tos tres, latum & craſſum palmos duos: deinde iterum ſurſum uerſus ad alti
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              tudinem pedum quinque, alterum tigillum æque longum, latum, craſſum eſt
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              incluſum in axe. </s>
              <s id="N1C686">Eorum
                <expan abbr="autẽ">autem</expan>
              duorum tigillorum altera capitula incluſa ſunt
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              in formis tigni ſtatuti longi pedes ſex & palmos tres, lati & craſſi
                <expan abbr="dodrantẽ">dodrantem</expan>
              :
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              atque clauis ligneis transfixa: tum ab inferiore tigillo ſurſum uerſus ad trium
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              palmorum altitudinem in axis formis, quæ ſunt à lateribus, incluſa ſunt ite­
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              rum duo tigilla longa, exceptis capitulis, pedem & palmum, lata
                <expan abbr="palmũ">palmum</expan>
              &
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              digitos tres, craſſa palmum. </s>
              <s id="N1C69F">Pari modo ſub ſuperiore tigillo ſunt duo eiuſ­
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              dem magnitudinis tigilla: quinetiam in ſtatuti tigni formis totidem tigilla
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              incluſa ſunt eiuſdem, cuius proxima longitudinis, ſed craſſa digitos tres, la­
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              ta palmum & digitos duos: & duo quidem inferiora ſupra inferius tigillum
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              tranſuerſum, ſuperiora uerò è regione duorum ſuperiorum tigillorum in a­
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              xis lateribus incluſorum. </s>
              <s id="N1C6AC">Exterius
                <expan abbr="autẽ">autem</expan>
              ad tigilla aſſeres ſunt affixi: ſed pars
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              loculamenti prior fores habet: atque etiam poſterior: quorum cardines infixi
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              ſunt in aſſeribus, affixis ad tigilla in lateribus axis incluſa: tum inferiori tigil
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              lo tranſuerſo aſſeres ſunt ſuperpoſiti: à quibus ſurſus uerſus ad duorum pal
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              morum altitudinem eſt axiculus ferreus quadrangulus: cuius latera ſunt la­
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              ta digitos duos: capitula, quorum utrunque teres, in armillis æneis aut ferreis
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              uoluuntur: earum altera eſt in axe, altera in tigno ſtatuto incluſa. </s>
              <s id="N1C6BF">Circa uerò
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              axiculum utrinque eſt orbis ligneus, altus palmos tres & digitum, craſſus pal
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              mum, ſuperius bractea ferrea tectus: hi duo orbes inter ſe diſtant palmis du
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              obus & totidem digitis: habentque fuſos quinque: qui craſſi digitos duos & di
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              midium diſtant inter ſe digitis tribus: quo modo tympanum ſui generis effi
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              citur, quod ipſum à tigno ſtatuto abeſt
                <expan abbr="palmũ">palmum</expan>
              & digitum: longius uerò ab
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              axe, nempe
                <expan abbr="palmũ">palmum</expan>
              & digitos tres. </s>
              <s id="N1C6D6">Deinde ab hoc axiculo ſurſum uerſus ad
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              pedis & palmi altitudinem eſt alter axiculus ferreus quadrangulus, cuius
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              quodque latus eſt, latum digitos tres. </s>
              <s id="N1C6DD">Ipſe æque ac prior in armillis æneis uel
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              ferreis uerſatur: circa eum eſt tympanum
                <expan abbr="dentatũ">dentatum</expan>
              , duobus orbibus compa­
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              ctum, latum pedem & palmos tres, craſſum palmum & digitos duos: cui in
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              fronte ſunt dentes tres & uiginti, lati palmum, craſſi digitos duos: extantè
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              tympano palmum: diſtant inter ſe digitis tribus: atque etiam circa eundem a­
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              xiculum uerſus tignum ſtatutum ad duorum palmorum & totidem digito
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              rum
                <expan abbr="longitudinẽ">longitudinem</expan>
              eſt alter orbis æque ac tympani orbis latus, ſed craſſus pal
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              mum. </s>
              <s id="N1C6F6">Is uertitur in tigno ſtatuto ea parte exciſo. </s>
              <s id="N1C6F9">Ex hoc orbe & tympani or
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              be ſit
                <expan abbr="alterũ">alterum</expan>
              tympanum fuſos habens item quinque. </s>
              <s id="N1C702">Ab hoc altero præterea
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              axiculo ſurſum uerſus ad altitudinem cubiti eſt axiculus ligneus: cui ferrei
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              ſunt codaces, cuiuſque capitula circulis ferreis ſunt cincta, ut codaces in eis fir</s>
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