Hydraulic ram on display at the <a href="//commons.wikimedia.org/wiki/File:Bloxham_Village_Museum_-_geograph.org.uk_-_238466.jpg" title="File:Bloxham Village Museum - geograph.org.uk - 238466.jpg">238466</a>. This is a very simple but effective pump to move water uphill from a stream. For one "in the wild" see <a href="//commons.wikimedia.org/wiki/File:Water_control_at_Swerford_Park_-_geograph.org.uk_-_236442.jpg" title="File:Water control at Swerford Park - geograph.org.uk - 236442.jpg">236442</a>.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/120">David Stowell</a>
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/238476">geograph.org.uk</a>