{"id":3302,"date":"2025-09-04T23:59:57","date_gmt":"2025-09-04T22:59:57","guid":{"rendered":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/?p=3302"},"modified":"2026-08-20T21:48:07","modified_gmt":"2026-08-20T20:48:07","slug":"concrete-at-war-photo-exhibition","status":"publish","type":"post","link":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/concrete-at-war-photo-exhibition\/","title":{"rendered":"Concrete at War photo exhibition"},"content":{"rendered":"<p><a href=\"https:\/\/the-modernist.org\/blogs\/news\/concrete-at-war\">Concrete at War<\/a> photo exhibition by Mark Wrigley.<\/p>\n<blockquote><p>Concrete at War is a photographic study documenting Britain&#8217;s coastal wartime defences. [&#8230;]<\/p>\n<p>The exhibition features &#8216;sound mirrors,&#8217; an ingenious acoustic method for detecting enemy aircraft developed between the two world wars. This technology was remarkably analogue, requiring minimal electronics, with amplification provided simply through stethoscopes. The collection includes a 3D printed model of the imposing 30-foot sound mirror at Dungeness\u2014the product of a lockdown project meticulously modelled entirely from web-sourced imagery.\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Concrete at War photo exhibition by Mark Wrigley. Concrete at War is a photographic study documenting Britain&#8217;s coastal wartime defences. [&#8230;] The exhibition features &#8216;sound mirrors,&#8217; an ingenious acoustic method for detecting enemy aircraft developed between the two world wars. This technology was remarkably analogue, requiring minimal electronics, with amplification provided simply through stethoscopes. The [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-3302","post","type-post","status-publish","format-standard","hentry","category-sound-mirrors"],"_links":{"self":[{"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/posts\/3302","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/comments?post=3302"}],"version-history":[{"count":3,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/posts\/3302\/revisions"}],"predecessor-version":[{"id":3305,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/posts\/3302\/revisions\/3305"}],"wp:attachment":[{"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/media?parent=3302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/categories?post=3302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.andrewgrantham.co.uk\/soundmirrors\/wp-json\/wp\/v2\/tags?post=3302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}