<a href="https://en.wikipedia.org/wiki/Steam_whistle" class="extiw" title="en:Steam whistle">Steam whistle</a> manufactured for a <a href="https://en.wikipedia.org/wiki/Oil_tanker" class="extiw" title="en:Oil tanker">supertanker</a> by Chadburn Engineering Ltd. On display at the <a href="https://en.wikipedia.org/wiki/Merseyside_Maritime_Museum" class="extiw" title="en:Merseyside Maritime Museum">Merseyside Maritime Museum</a>, Liverpool, England.
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