ich is fastened to the barrel and the other to those heavy bodies which are slowly lowered down by workmen ; and if these halt at any part of the shaft they are drawn up a little way . When these bodies are very heavy , then behind this windlass another is erected just like it , that their combined… … A — Windlass . B — Straight levers . C — Upright beams . D — Rope . E — Pulley . F — Timbers to be lowered . Water is either hoisted or pumped out of shafts . It is ^ ed up after being poured into buckets or water - bags ; the wa er - while the brought up by a machine whose water - wheels have…
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![An illustration from Georgii Agricolae De re metallica : libri XII. Quibus officia, instrumenta, machinae, ac omnia deni[que] ad metallicam spectantia, non modo luculentissimè describuntur, sed & per effigies, suis locis infertas, adiunctis latinis, germanicis [que] appellationibus ita ob oculos ponuntur, ut clarius tradi non possint. ; Eiusdem De animantibus subterraneis liber, (1556)](https://img.insideoutlibrary.com/img/200/ia-gri_000033125008455038-261-177.webp)
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![An illustration from Georgii Agricolae De re metallica : libri XII. Quibus officia, instrumenta, machinae, ac omnia deni[que] ad metallicam spectantia, non modo luculentissimè describuntur, sed & per effigies, suis locis infertas, adiunctis latinis, germanicis [que] appellationibus ita ob oculos ponuntur, ut clarius tradi non possint. ; Eiusdem De animantibus subterraneis liber, (1556)](https://img.insideoutlibrary.com/img/200/ia-gri_000033125008455038-477-301.webp)
