Fair, Mary (1949). "The family of Wyberg of Clifton"(PDF). Addenda Antiquaria. Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. 49 (19): 221–223. doi:10.5284/1062779.
Collingwood, W. G. (1925). "The Waberthwaite Crosses"(PDF). Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. Series 2. 25 (5): 81–85. doi:10.5284/1063399.
Fair, Mary (1949). "The family of Wyberg of Clifton"(PDF). Addenda Antiquaria. Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. 49 (19): 221–223. doi:10.5284/1062779.
Collingwood, W. G. (1925). "The Waberthwaite Crosses"(PDF). Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. Series 2. 25 (5): 81–85. doi:10.5284/1063399.