{"id":623409,"date":"2026-01-18T21:58:25","date_gmt":"2026-01-18T20:58:25","guid":{"rendered":"https:\/\/cronologia-universale.it\/1941-12\/"},"modified":"2026-01-18T21:58:25","modified_gmt":"2026-01-18T20:58:25","slug":"1934-15","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/1934-15\/","title":{"rendered":"1934"},"content":{"rendered":"<p>Englishman Tommy Flowers used between 3,000 and 4,000 valves in an experimental automatic installation to control 1,000 telephone lines. The system was released for limited use in 1939. But Tommy Flowers would become famous for the Colossus, built in 1943.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Englishman Tommy Flowers used between 3,000 and 4,000 valves in an experimental automatic installation to&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[34],"tags":[],"class_list":["post-623409","post","type-post","status-publish","format-standard","hentry","category-e-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>1934 - Cronologia Universale<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cronologia-universale.it\/en\/1934-15\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1934 - 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