Image:Roemer.jpg

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A diagram of Jupiter (B) eclipsing its moon Io (DC) as viewed from different points in earth's orbit around the sun. From Olaf (Ole) Roemer, "Demonstration tovchant le mouvement de la lumiere trouvé par M. Römer de l' Academie Royale des Sciences," December 7, 1676. Translated into English as "A Demonstration Concerning the Motion of Light," Philosophical Transactions of the Royal Society 12 (June 25, 1677): 893-94. Scans of both the French and English versions of the paper are on the Web at http://dbhs.wvusd.k12.ca.us/webdocs/Chem-History/Roemer-1677/Roemer-1677.html. This image was scanned from a copy of Roemer's paper in William Francis Magie, A Source Book in Physics, 1st ed (New York, London: McGraw-Hill, 1935).

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Date/TimeDimensionsUserComment
current18:47, 26 January 2007436×825 (46 KB)Glj1952 (From Olaf (Ole) Roemer, "Demonstration tovchant le mouvement de la lumiere trouvé par M. Römer de l' Academie Royale des Sciences, "December 7, 1676. Translated into English as "A Demonstration Concerning the Motion of Light," Philosophical Transaction)

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