Admiralty chart 2386 of Cape Wrath to the Flannan Isles.
Admiralty chart of Cape Wrath to the Flannan including the Butt of Lewis. (The chart was originally owned by Gilleasbuig MacFadyen (Gilleasbuig Ailein) of Gott, captain of the puffer `Dane` and uncle of Lachie MacFadyen, Caoles.)