🌐EnglishEnglishEspañolFrançaisItalianoNederlandsРусскийEntityQ649871· pop 6· linked from 53 articlesHarvard Mark IV1952 electronic stored-program computerAvailable in 6 languagesEspañolFrançaisРусскийItalianoCatalanvia Wikidata sitelinks · CC0ConnectionselectronicsEntityInternational Standard Book NumberEntityCategories1950s computersComputer-related introductions in 1952Harvard UniversityOne-of-a-kind computersVacuum tube computers