Detail of water wheel.
B 26195 CN
Description Detail of water wheel.
Date 1/5/1987
Catalogue Number B 26195 CN
Category Photographs and Off-line Digital Images
Copies SC 745559
Scope and Content Waterwheel, New Barony Corn Mill, Boardhouse Mills, Birsay, Orkney Islands Boardhouse Mills consists of New Barony Corn Mill, Old Barony Corn Mill and Boardhouse Threshing Mill. The main block, New Barony Corn Mill, was built in 1873, but milling had taken place on this site for many years previous to this. The mill contains three pairs of millstones powered by a 4.3m-diameter overshot waterwheel (water hits the wheel at the top). This shows the waterwheel on the side of the main building. Water from Boardhouse Burn is channelled along the lade to the top of the wheel, where a trap door controls its flow. The water flows into wooden buckets within the wheel turning it forwards. The power is transferred to the millstones and other machinery within the mill by a series of gears and belt-drives. The two smaller mills at Boardhouse date from the 18th century, and were used to grind corn and thresh grain. Both were powered by mid-breastshot wheels (water hits the wheel halfway up the side). The mill complex also contains a mill pond, miller's house, stables, byres, an extra kiln and a cart shed. Source: RCAHMS contribution to SCRAN.
Medium Colour negative
Permalink http://canmore.org.uk/collection/288990
Attribution: © RCAHMS
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