Volume 1
Letters to Richard Konckton Milnes, first Lord Houghton from Connop Thirlwall, Bishop of St. David's, 1833-1872
Volume 2
Letters to Connop Thirlwall, Bishop of St. David's from Lord Houghton, Thomas Carlyle, T. B. Macauley, George Grote, etc.
Volume 3
Letters to Connop Thirlwall, Bishop of Saint David's from Betha Johnes, a friend, 1867-72
Volume 4
Letters to Connop Thirlwall, Bishop of Saint David's from Betha Johnes, a friend, 1867-72
Volume 5
Letters to Connop Thirlwall, Bishop of Saint David's from Betha Johnes, a friend, 1867-72