Dugdale, William, Sir. Abbey of Rossglas, or De Rosea Valle in Dugdale's Monasticon Volume 6 Part 2 Vol. 6: 1134

[Dugdale, William, Sir. Abbey of Rossglas, or De Rosea Vallein Dugdale's Monasticon Vol. 6 Part 2 Dugdale, William, Sir Vol. 6: 1134.]