EntityQ1261521· pop 19· linked from 272 articlesswitchboard operatorSign in to saveposition responsible for operating telephones and telephone communications systemsConnectionswireless communicationEntityInformation AgeEntitytelephone callEntityInternetEntityStockholmEntityThomas EdisonEntityYouTubeConcepttelephoneEntityNikola TeslaEntitySeattleEntitymass mediaEntityInternational Standard Book NumberEntityTim Berners-LeeEntityAlexander Graham BellEntitysmartphoneEntitytelecommunicationsEntityGuglielmo MarconiEntitycomputer networkEntitysemiconductorEntitysocial mediaEntityCategoriesBusiness occupationsObsolete occupations