Taylor (1921) p. 131. Google Books. Retrieved 25 July 2009. - Watson (2004) p. 522 contains the note "Yarrow is Gierua c. 1120, Gierwa, Gieruua c. 1150 (Lawrie). This like Gala, is an English name and may be compared with Jarrow, in Bede 'In Gyruum'."
"Extempore Effusion upon the Death of James Hogg" Virginia University. Retrieved 25 July 2009. This eulogy notwithstanding, Wordsworth's notes state "He was undoubtedly a man of original genius, but of coarse manners and low and offensive opinions."