Letter book and account book containing wet-press copies of letters and accounts concerning the magazine 'Progress', a publication of the Free Church of Scotland printed by T and A Constable., 1901-1902., MSS.23512-23513. Letter books, correspondence and other records of the printing firm of T and A Constable, Edinburgh, together with records of the Edinburgh Press, which was amalgamated with the firm in 1936., MSS.23237-23617. National Library of Scotland Archives and Manuscripts Division. https://manuscripts.nls.uk/repositories/2/archival_objects/56857 Accessed May 06, 2024.