Copies of letters between Horne and Lyell and Colonel Charles Murray concerning Sir James Gibson Maitland`s admission as a proprietor to the Gogar Water Scheme., 1887, MS.30052, folios 182-189. Papers of William Blackwood and Sons., MSS.30001-30984. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/32350 Accessed September 23, 2024.