This personage is there supposed to have been one of the Haggerstons of Haggerston, a Northumbrian family, who, according to the fate of war, were sometimes subjects of Scotland.
"Minstrelsy of the Scottish border (3rd ed) (1 of 3)"
Walter Scott
Then came Alnwick, originally owned by the De Vescis, and purchased from them about 1309; Warkworth; Prudhoe-on-Tyne, one of the most picturesque of Northumbrian fortresses; Cockermouth; and Keeldar, in the Cheviots.
"In the Border Country"
W. S. (William Shillinglaw) Crockett
He had neither the patience nor the speculative courage of the Northumbrian engraver, and money had, not without great difficulty and delay, been found to pay him for his share-which had hitherto been a share only of loss.
"The History of "Punch""
M. H. Spielmann