Working With Water in Medieval Europe: Technology and by Paolo Squatriti, Thomas Glick, Richard Holt, Dr Colin Rynne,

By Paolo Squatriti, Thomas Glick, Richard Holt, Dr Colin Rynne, Richard Hoffmann, Roberta Magnusson, Te Brake, Klaus Greve, Paul Benoit

A finished survey of the thoughts humans used to harness, and protect themselves from, water in Western Christendom from 500-1500, every one bankruptcy of this quantity units the applied sciences of fishing, land drainage, irrigation, flood regulate, and water provide inside a social and cultural context.

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8. Early medieval Irish mill flumes, (a) Mashanaglass, county Cork, after Fahy (1956). D. 833). (c). D. 827). 9. D. 630). All of the investigated Irish mill flumes appear to have been wholly axe-dressed. The majority of Irish mill flumes are around 3-4 metres long, with a cross-sectional area at the centre of about 36 square centimetres, which clearly would have involved the use of massive oaken trunks, perhaps 4 metres long and at least 70 centimetres in diametre. Only mature oak trees could have met these specifications although rigourous selection was probably unnecessary, the main considerations being bulk rather than the quality of the timber.

G. D. 5). The early Irish horizontal-wheeled mill, as has been seen, was a split-level building, its lower level housing the waterwheel and the tentering arms, and its upper level (which presumably corresponded with ground level) housing the grinding machinery. However, unlike the arrangements made at many sites for waterjet delivery, the plans of many mill undercrofts, apart from the essential rectangular outline, appear to differ in many respects. Nonetheless, as far as the archaeological record is concerned, undercrofts with stone retaining walls are clearly less common than those with timber frameworks.

It contained both the WATERPOWER IN MEDIEVAL IRELAND 11 waterwheel assembly and the vertical and horizontal arms of the tentering mechanism. A. 3). The rynd bar would not have been directly tied to the driveshaft (mo/), thus cennrach (literally "head-tie") is likely to be a generic term for the complete power-take-off assembly. A. A. 25 The tentering mechanism of these mills, which is attested at two early sites, receives no mention in "the eight parts of the mill," even though this would clearly have been an important part of the machinery.

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