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Historical Essay

donkey boiler (maritime)

donkey boiler (maritime) | Wisconsin Historical Society

A steam boiler on a ship deck used to supply steam to deck machinery, such as winches for cargo loading and unloading, when the main boilers are shut down.The name derives from the tradition of using draft animals for this work prior to the invention of steam power.

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[Source: "Glossary." Wisconsin's Great Lakes Shipwrecks (http://www.wisconsinshipwrecks.org/)]