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Looking at a brief history of communication and your post it seems that there were disputes because who originally published the discovery was easily disputable. The fact that there was a steady decline in such disputes was due to improving communication technology AND standard publishing practices. As to the point of using an anagram while publishing. ...


6

If you can read Italian, here you can find full biographic details of his life. What follows is a short summary. As was customary in Italy (and not only in Italy) until at least the 18th century, his name was written in many different ways, like Urbano (Giovan Francesco) Davisi, or D'Aviso, Avvisi, De Aviso, De Avisus and in the Latinized form Avisius, and ...


6

Wells misspelled him a little. Urbano d'Aviso (1618-1685) was a little known student of Cavalieri. Aside from the pentagon folding and disputed authorship of Trattato della Sfera, originally published in 1656 under a pseudonym, he is sometimes mentioned as a Catholic cleric who suggested that water vapor consisted of miniscule bubbles of water filled with ...


5

I don't know, but Images of earth from outside had been made for more than 500 years. A globe of the Earth would seem to count as a "depiction of any kind". The sphericity of the Earth was established by Greek astronomy in the 3rd century BC, and the earliest terrestrial globe appeared from that period. The earliest known example is the one ...


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