Plough used to deepen navigable rivers and canals. Man in boat exerted pressure on lever B, in order to keep plough on canal bed. From 'Architecture Hydraulique' Bernard Forest de Belidor (Paris, 1737). Copperplate engraving

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Plough used to deepen navigable rivers and canals. Man in boat exerted pressure on lever B, in order to keep plough on canal bed. From 'Architecture Hydraulique' Bernard Forest de Belidor (Paris, 1737). Copperplate engraving

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Size: 3180px × 1707px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

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