Dugdale, William, Sir. Abbey of St. Agatha, at Easby, in Yorkshire in Dugdale's Monasticon Volume 6 Part 2 Vol. 6: 921-23, with additional page of illustration

[Dugdale, William, Sir. Abbey of St. Agatha, at Easby, in Yorkshire in Dugdale's Monasticon Volume 6 Part 2 Dugdale, William, Sir Vol. 6: 921-23, with additional page of illustration.]