Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556
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              here machinis, quod ipſis non utantur: nimirum quòd impenſæ ſint maio­
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              res quàm pauperioris uenæ fructus. </s>
              <s id="N1446F">Tertia eſt aer grauis, quem
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              do­
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              mini non arte,
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              ſumptu emendare & corrigere poſſunt: quam ob cauſam
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              foſſio non puteorum tantum, ſed etiam cuniculorum deſeritur. </s>
              <s id="N1447E">Quarta
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              uirus in ſingulari loco genitum, ſi id funditus tollere, uel leuius facere in no
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              ſtra poteſtate non fuerit: ea de re ſpecus ad Planam Laurentius dictus non
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              fodi ſolebat, cùm argento non careret. </s>
              <s id="N14487">Quinta dæmon truculentus & ho
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              micida: etenim ab eo, ſi expelli non poſsit, nemo non fugit. </s>
              <s id="N1448C">Sexta, ſubſtru
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              ctiones ſi labefactatæ conciderint: eas enim ruina montis ſequi ſolet. </s>
              <s id="N14491">Sub­
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              ſtructiones autem tunc ſolum reſtituuntur, cùm uena admodum diues me­
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              talli fuerit. </s>
              <s id="N14498">Septima motus bellici: propter quos niſi certò conſtet foſſo­
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              res deſeruiſſe puteos & cuniculos, reficiendi non ſunt. </s>
              <s id="N1449D">Non enim credamus
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              maiores noſtros tam inertes & ignauos fuiſſe, ut foſſiones, quæ potuerint
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              fieri cum fructu, reliquerint. </s>
              <s id="N144A4">Noſtris profecto temporibus non pauci metal
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              lici, cùm anilibus fabulis perſuaſi refeciſſent puteos deſertos, operam & ole
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              um perdiderunt: ne igitur poſteritas acta agat, ex re eius erit in tabulas refer
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              re,
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              ob cauſam cuiuſque putei uel cuniculi foſſio relicta ſit. </s>
              <s id="N144B1">Id quod quon­
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              dam Fribergi factum eſſe conſtat puteis deſertis propter copiam & affluen
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              tiam aquarum.</s>
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            <p id="N144B8" type="main">
              <s id="N144BA">De re Metallica Libri VI. FINIS.</s>
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            <p id="N144BD" type="head">
              <s id="N144BF">GEORGII AGRICO­
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              LAE DE RE METALLICA
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              LIBER SEPTIMVS.</s>
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            <p id="N144C6" type="main">
              <s id="N144C8">Sextvs liber deſcripſit ferramenta, uaſa, machi­
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              nas, hic uenarum experiendarum rationes deſcri­
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              bet: eas enim effoſſas, ut utiliter excoqui, et ex ipſis
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              à
                <expan abbr="recremẽto">recremento</expan>
              purgatis metalla pura confici poſſint,
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              operæ precium eſt prius experiri. </s>
              <s id="N144D7">Sed talis experi­
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              menti quanquam mentio facta eſt à ſcriptoribus,
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              tamen nemo ex illis præcepta eius memoriæ tra­
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              didit: quocirca mirum non eſt ſi ætate poſteriores
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              nihil de eo ſcripſerint. </s>
              <s id="N144E2">Metallici certè ex iſtius ge­
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              neris experimento cognoſcunt de uenis utrum aliquod quodpiam metal­
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              lum, an nullum in ſe contineant: aut, ſi ipſæ nobis indicia unius metalli uel
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              plurium oſtenderint, multum an paucum in eis inſit: qua ratione
                <expan abbr="etiã">etiam</expan>
              unius
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              uenæ partes metalli participes, ab his, quæ eius expertes ſunt, ſeparari poſ­
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              ſunt. </s>
              <s id="N144F3">Atque illæ rurſus, in quibus multum eſt ab his in quibus paucum. </s>
              <s id="N144F6">Niſi
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              enim hoc antea, quàm ex uenis conflentur metalla, diligenter factum fuerit,
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              non ſine magno dominorum detrimento excoquentur. </s>
              <s id="N144FD">Nam partes uena­</s>
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