<prompt> Nyora kupfuurira kweiyi ndima - Akagadzwa somukuru muUnited States Navy. Munguva yake yakazotevera basa rehondo, akatanga kushanda paUSS Richmond, ipapo USS Minnesota. Ari muAsia, Sprague akanyora nyaya dzaakanyorera Boston Herald. Apo ngarava yake yakanga iri muNewport, Rhode Island, muna 1881, Sprague akagadzira dynamo yakatendeuka. Pashure pokunge aendeswa kuUSS Lancaster, ngarava huru yeEuropean Squadron, akaisa gadziriro yokutanga yemagetsi yekuridza bhero mungarava yeUnited States Navy. Sprague akatora zororo kuti apinde International Exposition of Electricity  <response>: we1881 muParis neCrystal Palace Exhibition muSydenham, England muna 1882, kwaakanga ari mujeri yemubairo weinjini dzegasi, dynamos nemarambi. 