 Nyorai kupfuurira kweiyi ndima - Hubbard akanga ari manyuko asina kunanga ebudiriro yokutanga yebhizimisi yomurume wake pashure pokunge agadzira runhare. Chiratidziro cheU.S. Centennial ExpositionmuPhiladelphia muna 1876 akaita kuti runhare rwaBell rwakanga ruchangobva kugadzirwa ruve musoro mukuru wenhau munyika yose. Vatongi Emperor Dom Pedro II woUmambo hweBrazil uye nyanzvi yefizikisi yeBritain yakatanhamara William Thomson Ishe Kelvin vakakurudzira mudziyo wake kuDare reMibairo yeMagetsi, iro rakavhotera Bell Menduru yeGoridhe yeMidziyo yeMagetsi. Bell akawanawo Menduru yeGoridhe yeKutaura Kunooneka yechipiri, nokuda kwokuratidzira kwake kwokuwedzera pakuratidzira, kuchimubetsera kumukurudzira mukurumbira wenyika yose. Bell, uyo akanga ari mudzidzisi wenguva yakazara panguva iyoyo, akanga asina kuronga kunyange kuratidzira pamusangano wacho nemhaka yepurogiramu yake yokudzidzisa yakaoma nokugadzirira bvunzo dzomudzidzi wake. Akaenda ikoko bedzi pakusimbirira kwakasimba kwomuchato wake uye mudzimai womunguva yemberi. 