File:Trasmissione del primo marconigramma.jpg

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Trasmissione_del_primo_marconigramma.jpg ‎(792 × 560 pixels, file size: 136 KB, MIME type: image/jpeg)

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Italiano: Esperimento trasmissione con un telegrafo senza fili realizzato da Guglielmo Marconi del primo marconigramma inviato dal sindaco Antonio Persi al Prefetto di Roma eseguito dal 3° reggimento Genio Trasmissioni in località Campaccio maggio 1903 (riproduzione fotografica). Il nastro del messaggio, il telegramma di risposta del Prefetto ed la fotografia scattata in quel giorno, sono conservati nel municipio di Oriolo Romano)
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Source Own work
Author Dino Michelini
Camera location42° 09′ 33.19″ N, 12° 07′ 40.49″ E Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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Date/TimeThumbnailDimensionsUserComment
current11:47, 5 January 2018Thumbnail for version as of 11:47, 5 January 2018792 × 560 (136 KB)Dino Michelini (talk | contribs)User created page with UploadWizard

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