Proofs of the index to the various Coal Commission reports with several letters to John Francis Campbell inserted at the beginning, mainly from Hector Maclean of Islay who was apparently responsible for the compilation of the index., 1869-1870., Adv.MS.51.1.13. Correspondence and papers, including many manuscripts in Gaelic, journals and yearbooks (with many photographs), albums of watercolour paintings and sketches, and experimental notebooks, of John Francis Campbell of Islay (1821-1885), Gaelic scholar and collector of oral tradition, traveller, scientist, official of the royal household and public servant., Adv.MSS.50.1.1-51.2.7. National Library of Scotland Archives and Manuscripts Division. https://manuscripts.nls.uk/repositories/2/archival_objects/16863 Accessed April 19, 2024.