Design for the New Water Wheel and Penstock with Alterations for the Oil Mill of Mssrs Sandell & Cha
A photograph made by Hallam Ashley of a technical drawing done by John Smeaton in the 18th century. A penstock is a type of sluice often used at mill sites to control the flow of water through the mill wheel.
|Extent and medium||1 photograph|
|Object type/format||Not Specified|
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