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In 1269, Peter Peregrinus de Maricourt wrote the Epistola de magnete, the first extant treatise describing the properties of magnets.
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1269 and Peter
In 1269 the forrester Peter de Neville was arraigned by the king's justices for taking for his own use timber, firewood and charcoal to the amount of 7, 000 oaks and other trees.
A translation into English has been made by Silvanus P. Thompson (" Epistle of Peter Peregrinus of Maricourt, to Sygerus of Foucaucourt, Soldier, concerning the Magnet ", Chiswick Press, 1902 ); by Brother Arnold Charles Mertens (" The Letter of Petrus Peregrinus on the Magnet, A. D. 1269 ", with introductory note by Brother Potamian M. F. O ’ Reilly, York, 1904 ); and H. D. Harradon, (“ Some Early Contributions to the History of Geomagnetism-I ,” in Terrestrial Magnetism and Atmospheric Electricity Journal of Geophysical Research 48, 3-17 pp. 6 – 17 ).
1269 and Peregrinus
Although magnets and magnetism were known much earlier, the study of the magnetic field began in 1269 when French scholar Petrus Peregrinus de Maricourt mapped out the magnetic field on the surface of a spherical magnet using iron needles.
There is no indication of why he received the sobriquet Peregrinus (" pilgrim ") but it suggests that he may have been either a pilgrim at one point or a crusader ; and the 1269 attack on Lucera had been sanctioned as a crusade by the Pope.
1269 and de
* 1269 – Pierre de Maricourt first describes magnetic poles and remarks on the nonexistence of isolated magnetic poles.
* 1269 — Pierre de Maricourt describes magnetic poles and remarks on the nonexistence of isolated magnetic poles
James sent an ambassador to Abaqa in the person of Jayme Alaric de Perpignan, who returned with a Mongol embassy in 1269.
It was built in 1269 by Robert de Ufford, Justiciar of Ireland, on lands he had seized from the Augustinian Priory.
The parish church, St. Laurentius ( St. Laurence ): de: St. Laurentius ( Ahrweiler ), was originally built in 1269, and is one of the most beautiful Gothic churches in the Rhineland.
# Edmund Crouchback, 1st Earl of Lancaster ( 1245 – 1296 ), married Aveline de Forz in 1269, who died four years later without issue ; married Blanche of Artois in 1276, by whom he had issue.
In 1269, John de Balliol, the king of Scotland invaded the north of England, as a result of this Edward I moved to reclaim the Scottish estates and Tynedale which included Alston Moor was taken into direct control of the English crown where it remains.
Edmund married ( 1st ) 8 April 1269 to Aveline de Forz, the daughter of William de Forz, 4th Earl of Albemarle and Isabella de Fortibus, Countess of Devon.
* Marie de Poitiers ( Castello de Canosa, Apulia, after 10 December 1307 ), Pretender to the throne of Jerusalem ( 1269 – 1277 )
* Agathe de Lusignan ( 1223-after 1269 ), married Guillaume II de Chauvigny, Seigneur de Chateauroux.
The name Guy entered the Beauchamp family, earls of Warwick, when William de Beauchamp IV inherited the title in 1269 through his mother's brother, named his heir " Guy " in 1298.
1269 and Maricourt
The French scholar Pierre de Maricourt describes in his experimental study Epistola de magnete ( 1269 ) three different compass designs he has devised for the purpose of astronomical observation.
The letter also bears the closing legend ( but in only one of the 39 manuscript copies ) 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 Pierre de Maricourt was in the army of Charles, duke of Anjou and king of Sicily, who, in 1269, laid siege to the city of Lucera.
1269 and wrote
1269 ) was a 13th-century French scholar who conducted experiments on magnetism and wrote the first extant treatise describing the properties of magnets.
1269 and Epistola
1269 and first
Notably, in 1269 they were the first to give public lessons to their flock, and later they produced the authoritative history on Portugal in a series of books.
The first surviving record explicitly mentioning the gard is from 1269: it notes a " Christianus, castellanus in castro Stolpis, et Hermannus, capellanus in civitate ante castrum predictum ", thus confirming the existence of a fortress (" castrum ") with a suburbium (" civitas ").
During the 13th century the Abbey was virtually rebuilt ; first the cloisters and the domestic ranges, then finally the great church between 1269 and 1301.
Announced November 1, 1983, and first shipped in late January 1984, the PCjr — nicknamed " Peanut " before its debut — came in two models: the 4860-004, with 64 KB of memory, priced at US $ 669 ($ in today's dollars ); and the 4860-067, with 128 KB of memory and a 360 KB 5. 25-inch floppy disk drive, priced at US $ 1269 ($ in today's dollars ).
Most of the Chagatayids first supported Khubilai but in 1269 they joined forces with the House of Ogedei.
The castle in Pirna, which was mentioned for the first time in 1269, probably already existed in the 11th century.
The first Duke of Estonia had been appointed by Valdemar II in 1220, the title was resumed by the kings of Denmark from 1269.
His first wife was Blanche ( d. 1269 ), daughter of Charles I of Sicily and Beatrice of Provence, in 1265.
The Dominicans were friars who first came to Britain in 1221 ; they are first mentioned as being in Brecon, in 1269.
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