Charter by Constantine, the son of Constantine, son of Philip of Louchor, to Hugh Louchor, his uncle, of the third part of Petfuren, which the said Constantine, his father, had given him and which he held of the King, and a third part of the lands of Petsconhy which in like manner the said deceased Constantine had bestowed on sad Hugh, and which he held of the Earl of Fife., Circa 1260-1270., Ch.6003. Charters, writs and formal papers mainly concerning the Halketts of Pitfirrane and the Wedderburns of Gosford., Ch.6001-7360. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/1260 Accessed September 23, 2024.