'Estimate volume' of T and A Constable, containing carbon copies of letters and estimates to various firms and individuals., 1939-1941., MS.23531. 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/56881 Accessed April 24, 2024.