4 inch gun on ASDIC trawler HMS Southern Star. Chalk and pencil. Art.IWM ART LD 3118
<bdi><a href="https://en.wikipedia.org/wiki/en:Stephen_Bone" class="extiw" title="w:en:Stephen Bone"><span title="British artist and writer-illustrator">Stephen Bone</span></a>
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<a rel="nofollow" class="external text" href="https://www.iwm.org.uk/">Imperial War Museum</a>