Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Muna 1743, Franklin akatanga American Philosophical Society kuti abetsere varume vesayenzi kukurukura zvavakawana nedzidziso dzavo. Akatanga kutsvakurudza zvemagetsi izvo, pamwe chete nedzimwe nzvero dzesayenzi, zvaizomubata kwoupenyu hwake hwose, pakati pezvematongerwe enyika nokuita mari. Muna 1747, Franklin (atova murume akapfuma zvikuru) akarega basa rokudhinda ndokutanga mamwe mabhizimisi. Akasimbisa ukama nomukuru webasa rake, David Hall, uyo akapa Franklin hafu yemari yechitoro kwemakore 18. Iyi gadziriro yebhizimisi inobhadhara zvikuru yakapa nguva yokuzorora yokufunda, uye mumakore mashomanene akanga aita zviwanwa izvo zvakamupa mukurumbira pakati pavanhu vakadzidza muEurope yose uye zvikurukuru muFrance.  Mubvunzo: Mari yechitoro ichi yakakamurwa kwenguva yakareba sei?
Makore 18