Home›Browse›Room 40🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiРусскийالعربية한국어中文日本語EntityQ1141109· pop 16· linked from 222 articlesRoom 40Sign in to saveAlso known as 40 O.B.cryptanalysis departmentAvailable in 15 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoالعربيةGreekHebrewNorwegianPolskiUkrainian한국어via Wikidata sitelinks · CC0