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- Petrus_Peregrinus_de_Maricourt abstract "Petrus Peregrinus de Maricourt (Latin), Pierre Pelerin de Maricourt (French), or Peter Peregrinus of Maricourt (fl. 1269), was a 13th-century French scholar who conducted experiments on magnetism and wrote the first extant treatise describing the properties of magnets. His work is particularly noted for containing the earliest detailed discussion of freely pivoting compass needles, a fundamental component of the dry compass soon to appear in medieval navigation. He also wrote a treatise on the construction and use of a universal astrolabe.Peregrinus’ text on the magnet is entitled in many of the manuscripts of it Epistola Petri Peregrini de Maricourt ad Sygerum de Foucaucourt, militem, de magnete (\"Letter of Peter Peregrinus of Maricourt to Sygerus of Foucaucourt, Soldier, on the Magnet\") but it is more commonly known by its short title, Epistola de magnete (\"Letter on the Magnet\"). The letter is addressed to an otherwise unknown Picard countryman named Sygerus (Sigerus, Ysaerus) of Foucaucourt, possibly a friend and neighbor of the author; Foucaucourt borders on the home area of Peregrinus around Maricourt, in the present-day department of the Somme, near Péronne.In only one of the 39 surviving manuscript copies the letter also bears the closing legend Actum in castris in obsidione Luceriæ anno domini 1269º 8º die augusti (\"Done in camp during the siege of Lucera, August 8, 1269\"), which might indicate that Peregrinus was in the army of Charles, duke of Anjou and king of Sicily, who in 1269 laid siege to the city of Lucera. However, given that only one manuscript attests this, the evidence is weak. There is no indication of why Peter received the sobriquet Peregrinus (or \"pilgrim\"), but it suggests that he may have been either a pilgrim at one point or a crusader; and the attack on Lucera of 1269 had been sanctioned as a crusade by the Pope. So Petrus Peregrinus may have served in that army.\"You must realize, dearest friend,\" Peregrinus writes, \"that while the investigator in this subject must understand nature and not be ignorant of the celestial motions, he must also be very diligent in the use of his own hands, so that through the operation of this stone he may show wonderful effects.\"".
- Petrus_Peregrinus_de_Maricourt thumbnail Epistola-de-magnete.jpg?width=300.
- Petrus_Peregrinus_de_Maricourt wikiPageExternalLink 12079e.htm.
- Petrus_Peregrinus_de_Maricourt wikiPageExternalLink letterofpetrusp00pieriala.
- Petrus_Peregrinus_de_Maricourt wikiPageExternalLink article-9059211.
- Petrus_Peregrinus_de_Maricourt wikiPageExternalLink peregrin_sum.htm.
- Petrus_Peregrinus_de_Maricourt wikiPageExternalLink peregrinus.cfm.
- Petrus_Peregrinus_de_Maricourt wikiPageID "2756109".
- Petrus_Peregrinus_de_Maricourt wikiPageLength "12525".
- Petrus_Peregrinus_de_Maricourt wikiPageOutDegree "52".
- Petrus_Peregrinus_de_Maricourt wikiPageRevisionID "705911680".
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Abū_Ishāq_Ibrāhīm_al-Zarqālī.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Achilles_Gasser.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Astrolabe.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Augsburg.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:13th-century_French_people.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:13th-century_births.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:13th-century_deaths.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:13th-century_scientists.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:French_male_writers.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:French_physicists.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:French_science_writers.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:High_Middle_Ages.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:Magneticians.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Category:Medieval_physicists.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Charles_I_of_Naples.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Cologne.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Compass.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Crusades.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink De_Magnete.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Electric_charge.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Electromagnetism.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink European_Geosciences_Union.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink File:PM_Astrolabe.jpg.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink File:PM_Magnete.jpg.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Floruit.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Foucaucourt-en-Santerre.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink France.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Giambattista_Benedetti.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Gloss_(annotation).
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink History_of_electromagnetic_theory.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink History_of_geomagnetism.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink History_of_perpetual_motion_machines.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Inductive_reasoning.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Jean_Taisnier.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Lucera.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Magnet.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Magnetism.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Magnetite.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Middle_Ages.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Perpetual_motion.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Picardy.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Plagiarism.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Polarity_(physics).
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Pope.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Péronne,_Somme.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Roger_Bacon.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Somme_(department).
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink Vandino_and_Ugolino_Vivaldi.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink William_Gilbert_(astronomer).
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLink File:Epistola-de-magnete.jpg.
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLinkText "Peter of Maricourt".
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLinkText "Petrus Peregrinus de Maricourt".
- Petrus_Peregrinus_de_Maricourt wikiPageWikiLinkText "Petrus Peregrinus".
- Petrus_Peregrinus_de_Maricourt wikiPageUsesTemplate Template:Authority_control.
- Petrus_Peregrinus_de_Maricourt wikiPageUsesTemplate Template:Books-inline.
- Petrus_Peregrinus_de_Maricourt wikiPageUsesTemplate Template:Catholic.
- Petrus_Peregrinus_de_Maricourt wikiPageUsesTemplate Template:Reflist.
- Petrus_Peregrinus_de_Maricourt subject Category:13th-century_French_people.
- Petrus_Peregrinus_de_Maricourt subject Category:13th-century_births.
- Petrus_Peregrinus_de_Maricourt subject Category:13th-century_deaths.
- Petrus_Peregrinus_de_Maricourt subject Category:13th-century_scientists.
- Petrus_Peregrinus_de_Maricourt subject Category:French_male_writers.
- Petrus_Peregrinus_de_Maricourt subject Category:French_physicists.
- Petrus_Peregrinus_de_Maricourt subject Category:French_science_writers.
- Petrus_Peregrinus_de_Maricourt subject Category:High_Middle_Ages.
- Petrus_Peregrinus_de_Maricourt subject Category:Magneticians.
- Petrus_Peregrinus_de_Maricourt subject Category:Medieval_physicists.
- Petrus_Peregrinus_de_Maricourt hypernym Scholar.
- Petrus_Peregrinus_de_Maricourt type Person.
- Petrus_Peregrinus_de_Maricourt type Scientist.
- Petrus_Peregrinus_de_Maricourt type Writer.
- Petrus_Peregrinus_de_Maricourt type Diacritic.
- Petrus_Peregrinus_de_Maricourt type Redirect.
- Petrus_Peregrinus_de_Maricourt type Scientist.
- Petrus_Peregrinus_de_Maricourt type Writer.
- Petrus_Peregrinus_de_Maricourt type Thing.
- Petrus_Peregrinus_de_Maricourt comment "Petrus Peregrinus de Maricourt (Latin), Pierre Pelerin de Maricourt (French), or Peter Peregrinus of Maricourt (fl. 1269), was a 13th-century French scholar who conducted experiments on magnetism and wrote the first extant treatise describing the properties of magnets. His work is particularly noted for containing the earliest detailed discussion of freely pivoting compass needles, a fundamental component of the dry compass soon to appear in medieval navigation.".
- Petrus_Peregrinus_de_Maricourt label "Petrus Peregrinus de Maricourt".
- Petrus_Peregrinus_de_Maricourt sameAs Q577394.
- Petrus_Peregrinus_de_Maricourt sameAs Petrus_Peregrinus.
- Petrus_Peregrinus_de_Maricourt sameAs Petrus_Peregrinus_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs Peter_Peregrinus_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs Pierre_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs پترو_پرگرینوس_د_ماریکور.
- Petrus_Peregrinus_de_Maricourt sameAs Pierre_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs Pierre_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs ペトルス・ペレグリヌス.
- Petrus_Peregrinus_de_Maricourt sameAs Pierre_de_Maricourt.
- Petrus_Peregrinus_de_Maricourt sameAs Petrus_Peregrinus.