Thorn Fort, Milford Haven. Illustration for The Illustrated London News, 26 April 1856.<br>
<bdi><a href="//commons.wikimedia.org/wiki/Category:19th-century_unidentified_engravers" title="Category:19th-century unidentified engravers">Unidentified engraver</a>
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26 April 1856<div style="display: none;">date QS:P571,+1856-04-26T00:00:00Z/11</div>
The Illustrated London News