From Peter Peregrinus

On The Magnet, AD 1269

created on 23 Jun 1997 - JLN Labs - Jean-Louis Naudin - Last Update : 23 June 1997





Ref doc. : " The letter of Petrus Peregrinus ' ON THE MAGNET, AD.D. 1269 ', translated by Brother Arnold, M.Sc. Principal of La Salle Institute, Troy with Introductory notice by Brother Potamian, D.Sc, professor of Physics in Manhattan College, New York "


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