Correspondence of the 8th Marquess of Tweeddale with Henry M Davidson, factor, including material concerning his resignation., 1842-1857., MSS.14460-14461. Papers of the Hays of Yester formerly preserved at Yester House., MSS.14401-14827. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/35885 Accessed September 25, 2024.