Copied extract from `Account of Skerryvore Lighthouse` by Alan Stevenson.
Plan of Skerryvore rocks at high and low tides, chart of the position of Skerryvore rocks in relation to Tiree surveyed in 1846 (2 pages) and plan of the Hynish complex showing the pier, dock, reservoir, lightkeepers` and seamen`s houses, etc. (2 pages).