Barns Ness Lighthouse
Barns Ness Lighthouse is located from Dunbar and was constructed by the engineers and brothers David A . Stevenson and Charles Alexander Stevenson , cousins of the novelist Robert Louis Stevenson , between 1899 and 1901 . 
<triplet> David A. Stevenson <subj> Charles Alexander Stevenson <obj> sibling <triplet> Charles Alexander Stevenson <subj> David A. Stevenson <obj> sibling