🌐EnglishEnglishDeutschFrançaisفارسی日本語EntityQ4793981· pop 5· linked from 41 articlesArmstrong Siddeley Ounce1920s British piston aircraft engineWikidata factsImageUnmanned aerial target (mark II) engine RAE-O1058.jpgvia Wikidata · CC0Available in 4 languagesFrançaisDeutschفارسیvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntityaircraft engineEntityCategories1920s aircraft piston enginesArmstrong Siddeley aircraft engines