‘Authentick Extract of the Procedings in the Trial of Capt. John Porteous Laid Before the House by the Duke of Newcastle, Marth the 3d, 1736' (London, 1737), with annotations, mostly by Lord Milton, in the margins and on blank sheets bound in at beginning and end., 1737., MS.17510. Papers of the family of Fletcher of Saltoun (previously of Innerpeffer), with some of Abernethy, Lords Saltoun., MSS.16501-17880. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/40249 Accessed September 23, 2024.