"A water crane is a device used for delivering a large volume of water into the tank or tender of a steam locomotive. The device is ...
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also called a water column in the United States and Australia. As a steam locomotive consumes large quantities of water, water cranes were a vital part of railway station equipment, often situated at the end of a platform, so that water could be refilled during a stop at the station." - (en.wikipedia.org 16.07.2022)