{"category":"aviation","date":{"calendar":null,"day":9,"day_url":"https://kogda.com/9-yanvarya","month":1,"text":"9 января 1923 года","year":1923,"year_url":"https://kogda.com/1923"},"id":113122,"kind":"event","license":"Тексты: Русская Википедия, CC BY-SA 4.0. Люди и места: Wikidata, CC0.","mentions":[],"people":[],"places":[],"related":[],"slug":"huan-de-la-sierva-sovershil-pervyj-polyot-na-avtozhire-1923","source":{"license":"CC BY-SA 4.0","name":"Русская Википедия","url":"https://ru.wikipedia.org/wiki/9_января"},"summary":null,"text":"","title":"Хуан де ла Сиерва совершил первый полёт на автожире собственного изобретения","url":"https://kogda.com/e/huan-de-la-sierva-sovershil-pervyj-polyot-na-avtozhire-1923","weight":29}