What is recorded here
No visible fact survives in the provided source. The claim is not that you are wrong about Duns, Castle Street, Manse; it is that this answer must not invent the missing facts.
Scotland's National Record of the Historic Environment records Duns, Castle Street, Manse as Manse (period Unassigned). The official map says its point is accurate as follows: NGR given to the nearest 1m. The record does not by itself mean that the public may enter the place.
The historic-place record does not grant public access. Check current conditions and ownership before entering land or a building.
Places near here
Duns, 28b Castle StreetShop (late 19th Century) · 136 yd
Duns, Castle Street, GeneralGeneral View (period Unassigned) · 141 yd
Duns, Market SquareMarket Cross (18th Century), Sundial (18th Century) · 248 yd
Duns, Church Square, Old Parish ChurchBurial Ground (post Medieval), Church (18th Century), Gate Pier(s) (period Unknown), Inscribed Stone (17th Century), War Memorial(s) (20th Century) · 284 yd
Jim Clark Motorsport MuseumMuseum · 406 yd
Covenanters' StoneMemorial · 674 yd
Duns WoodForest · 1.1 mi
War MemorialMemorial · 1.6 mi
Nisbet HouseTower House (medieval) · 1.9 mi
Birkenside DeanForest · 2.5 mi
Lees HillMountain / peak · 3.6 mi
Redbraes CastleCastle (medieval) · 4.2 mi