Trenton Olsen, president of the Stevenson Society of America and editor of “The Complete Personal Essays of Robert Louis Stevenson,” stands with Mike Delahant, curator of the Stevenson Cottage, at a ceremony to announce the dedication of the cottage’s porch to the three generations of the Delahant family, who have preserved and cared for the Robert Louis Stevenson Cottage and collection. (Photo provided — Caperton Tissot)